18260736

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 54942720

約数和(自身を除く): 36681984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 59, 62, 64, 78, 93, 96, 104, 118, 124, 128, 156, 177, 186, 192, 208, 236, 248, 256, 312, 354, 372, 384, 403, 416, 472, 496, 624, 708, 744, 767, 768, 806, 832, 944, 992, 1209, 1248, 1416, 1488, 1534, 1612, 1664, 1829, 1888, 1984, 2301, 2418, 2496, 2832, 2976, 3068, 3224, 3328, 3658, 3776, 3968, 4602, 4836, 4992, 5487, 5664, 5952, 6136, 6448, 7316, 7552, 7936, 9204, 9672, 9984, 10974, 11328, 11904, 12272, 12896, 14632, 15104, 18408, 19344, 21948, 22656, 23777, 23808, 24544, 25792, 29264, 36816, 38688, 43896, 45312, 47554, 49088, 51584, 58528, 71331, 73632, 77376, 87792, 95108, 98176, 103168, 117056, 142662, 147264, 154752, 175584, 190216, 196352, 234112, 285324, 294528, 309504, 351168, 380432, 468224, 570648, 589056, 702336, 760864, 1141296, 1404672, 1521728, 2282592, 3043456, 4565184, 6086912, 9130368, 18260736]

約数ペア:

[(1, 18260736), (2, 9130368), (3, 6086912), (4, 4565184), (6, 3043456), (8, 2282592), (12, 1521728), (13, 1404672), (16, 1141296), (24, 760864), (26, 702336), (31, 589056), (32, 570648), (39, 468224), (48, 380432), (52, 351168), (59, 309504), (62, 294528), (64, 285324), (78, 234112), (93, 196352), (96, 190216), (104, 175584), (118, 154752), (124, 147264), (128, 142662), (156, 117056), (177, 103168), (186, 98176), (192, 95108), (208, 87792), (236, 77376), (248, 73632), (256, 71331), (312, 58528), (354, 51584), (372, 49088), (384, 47554), (403, 45312), (416, 43896), (472, 38688), (496, 36816), (624, 29264), (708, 25792), (744, 24544), (767, 23808), (768, 23777), (806, 22656), (832, 21948), (944, 19344), (992, 18408), (1209, 15104), (1248, 14632), (1416, 12896), (1488, 12272), (1534, 11904), (1612, 11328), (1664, 10974), (1829, 9984), (1888, 9672), (1984, 9204), (2301, 7936), (2418, 7552), (2496, 7316), (2832, 6448), (2976, 6136), (3068, 5952), (3224, 5664), (3328, 5487), (3658, 4992), (3776, 4836), (3968, 4602)]