20184877648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{877}}^1$

素因数の和:1221

約数の個数: 160

約数和(自身を含む): 46750507776

約数和(自身を除く): 26565630128

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 283, 299, 368, 391, 442, 566, 598, 782, 877, 884, 1132, 1196, 1564, 1754, 1768, 2264, 2392, 3128, 3508, 3536, 3679, 4528, 4784, 4811, 5083, 6256, 6509, 7016, 7358, 9622, 10166, 11401, 13018, 14032, 14716, 14909, 19244, 20171, 20332, 22802, 26036, 29432, 29818, 38488, 40342, 40664, 45604, 52072, 58864, 59636, 62543, 76976, 80684, 81328, 84617, 91208, 104144, 110653, 119272, 125086, 161368, 169234, 182416, 193817, 221306, 238544, 248191, 250172, 262223, 322736, 338468, 342907, 387634, 442612, 496382, 500344, 524446, 676936, 685814, 775268, 885224, 992764, 1000688, 1048892, 1353872, 1371628, 1438489, 1550536, 1770448, 1985528, 2097784, 2743256, 2876978, 3101072, 3226483, 3971056, 4195568, 4219247, 4457791, 5486512, 5708393, 5753956, 6452966, 8438494, 8915582, 11416786, 11507912, 12905932, 16876988, 17831164, 22833572, 23015824, 25811864, 33753976, 35662328, 45667144, 51623728, 54850211, 67507952, 71324656, 74209109, 91334288, 97042681, 109700422, 148418218, 194085362, 219400844, 296836436, 388170724, 438801688, 593672872, 776341448, 877603376, 1187345744, 1261554853, 1552682896, 2523109706, 5046219412, 10092438824, 20184877648]

約数ペア:

[(1, 20184877648), (2, 10092438824), (4, 5046219412), (8, 2523109706), (13, 1552682896), (16, 1261554853), (17, 1187345744), (23, 877603376), (26, 776341448), (34, 593672872), (46, 438801688), (52, 388170724), (68, 296836436), (92, 219400844), (104, 194085362), (136, 148418218), (184, 109700422), (208, 97042681), (221, 91334288), (272, 74209109), (283, 71324656), (299, 67507952), (368, 54850211), (391, 51623728), (442, 45667144), (566, 35662328), (598, 33753976), (782, 25811864), (877, 23015824), (884, 22833572), (1132, 17831164), (1196, 16876988), (1564, 12905932), (1754, 11507912), (1768, 11416786), (2264, 8915582), (2392, 8438494), (3128, 6452966), (3508, 5753956), (3536, 5708393), (3679, 5486512), (4528, 4457791), (4784, 4219247), (4811, 4195568), (5083, 3971056), (6256, 3226483), (6509, 3101072), (7016, 2876978), (7358, 2743256), (9622, 2097784), (10166, 1985528), (11401, 1770448), (13018, 1550536), (14032, 1438489), (14716, 1371628), (14909, 1353872), (19244, 1048892), (20171, 1000688), (20332, 992764), (22802, 885224), (26036, 775268), (29432, 685814), (29818, 676936), (38488, 524446), (40342, 500344), (40664, 496382), (45604, 442612), (52072, 387634), (58864, 342907), (59636, 338468), (62543, 322736), (76976, 262223), (80684, 250172), (81328, 248191), (84617, 238544), (91208, 221306), (104144, 193817), (110653, 182416), (119272, 169234), (125086, 161368)]