18383291264

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{67777}}^1$

素因数の和:67967

約数の個数: 64

約数和(自身を含む): 39682663440

約数和(自身を除く): 21299372176

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 163, 208, 326, 416, 652, 832, 1304, 1664, 2119, 2608, 4238, 5216, 8476, 10432, 16952, 20864, 33904, 67777, 67808, 135554, 135616, 271108, 271232, 542216, 881101, 1084432, 1762202, 2168864, 3524404, 4337728, 7048808, 8675456, 11047651, 14097616, 22095302, 28195232, 44190604, 56390464, 88381208, 112780928, 143619463, 176762416, 287238926, 353524832, 574477852, 707049664, 1148955704, 1414099328, 2297911408, 4595822816, 9191645632, 18383291264]

約数ペア:

[(1, 18383291264), (2, 9191645632), (4, 4595822816), (8, 2297911408), (13, 1414099328), (16, 1148955704), (26, 707049664), (32, 574477852), (52, 353524832), (64, 287238926), (104, 176762416), (128, 143619463), (163, 112780928), (208, 88381208), (326, 56390464), (416, 44190604), (652, 28195232), (832, 22095302), (1304, 14097616), (1664, 11047651), (2119, 8675456), (2608, 7048808), (4238, 4337728), (5216, 3524404), (8476, 2168864), (10432, 1762202), (16952, 1084432), (20864, 881101), (33904, 542216), (67777, 271232), (67808, 271108), (135554, 135616)]