20213136

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:413

約数の個数: 120

約数和(自身を含む): 62674560

約数和(自身を除く): 42461424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 34, 36, 46, 48, 51, 68, 69, 72, 92, 102, 136, 138, 144, 153, 184, 204, 207, 272, 276, 306, 359, 368, 391, 408, 414, 552, 612, 718, 782, 816, 828, 1077, 1104, 1173, 1224, 1436, 1564, 1656, 2154, 2346, 2448, 2872, 3128, 3231, 3312, 3519, 4308, 4692, 5744, 6103, 6256, 6462, 7038, 8257, 8616, 9384, 12206, 12924, 14076, 16514, 17232, 18309, 18768, 24412, 24771, 25848, 28152, 33028, 36618, 48824, 49542, 51696, 54927, 56304, 66056, 73236, 74313, 97648, 99084, 109854, 132112, 140369, 146472, 148626, 198168, 219708, 280738, 292944, 297252, 396336, 421107, 439416, 561476, 594504, 842214, 878832, 1122952, 1189008, 1263321, 1684428, 2245904, 2526642, 3368856, 5053284, 6737712, 10106568, 20213136]

約数ペア:

[(1, 20213136), (2, 10106568), (3, 6737712), (4, 5053284), (6, 3368856), (8, 2526642), (9, 2245904), (12, 1684428), (16, 1263321), (17, 1189008), (18, 1122952), (23, 878832), (24, 842214), (34, 594504), (36, 561476), (46, 439416), (48, 421107), (51, 396336), (68, 297252), (69, 292944), (72, 280738), (92, 219708), (102, 198168), (136, 148626), (138, 146472), (144, 140369), (153, 132112), (184, 109854), (204, 99084), (207, 97648), (272, 74313), (276, 73236), (306, 66056), (359, 56304), (368, 54927), (391, 51696), (408, 49542), (414, 48824), (552, 36618), (612, 33028), (718, 28152), (782, 25848), (816, 24771), (828, 24412), (1077, 18768), (1104, 18309), (1173, 17232), (1224, 16514), (1436, 14076), (1564, 12924), (1656, 12206), (2154, 9384), (2346, 8616), (2448, 8257), (2872, 7038), (3128, 6462), (3231, 6256), (3312, 6103), (3519, 5744), (4308, 4692)]