18594736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 38502000

約数和(自身を除く): 19907264

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 137, 272, 274, 499, 548, 998, 1096, 1996, 2192, 2329, 3992, 4658, 7984, 8483, 9316, 16966, 18632, 33932, 37264, 67864, 68363, 135728, 136726, 273452, 546904, 1093808, 1162171, 2324342, 4648684, 9297368, 18594736]

約数ペア:

[(1, 18594736), (2, 9297368), (4, 4648684), (8, 2324342), (16, 1162171), (17, 1093808), (34, 546904), (68, 273452), (136, 136726), (137, 135728), (272, 68363), (274, 67864), (499, 37264), (548, 33932), (998, 18632), (1096, 16966), (1996, 9316), (2192, 8483), (2329, 7984), (3992, 4658)]