18497380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1013}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 24431324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1013, 1660, 1826, 2026, 3652, 4052, 4565, 5065, 9130, 10130, 11143, 18260, 20260, 22286, 44572, 55715, 84079, 111430, 168158, 222860, 336316, 420395, 840790, 924869, 1681580, 1849738, 3699476, 4624345, 9248690, 18497380]

約数ペア:

[(1, 18497380), (2, 9248690), (4, 4624345), (5, 3699476), (10, 1849738), (11, 1681580), (20, 924869), (22, 840790), (44, 420395), (55, 336316), (83, 222860), (110, 168158), (166, 111430), (220, 84079), (332, 55715), (415, 44572), (830, 22286), (913, 20260), (1013, 18260), (1660, 11143), (1826, 10130), (2026, 9130), (3652, 5065), (4052, 4565)]