20178320664

素因数分解:

$2^3\times 3^1\times {\mathrm{40927}}^1\times {\mathrm{20543}}^1$

素因数の和:61479

約数の個数: 32

約数和(自身を含む): 50449489920

約数和(自身を除く): 30271169256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 20543, 40927, 41086, 61629, 81854, 82172, 122781, 123258, 163708, 164344, 245562, 246516, 327416, 491124, 493032, 982248, 840763361, 1681526722, 2522290083, 3363053444, 5044580166, 6726106888, 10089160332, 20178320664]

約数ペア:

[(1, 20178320664), (2, 10089160332), (3, 6726106888), (4, 5044580166), (6, 3363053444), (8, 2522290083), (12, 1681526722), (24, 840763361), (20543, 982248), (40927, 493032), (41086, 491124), (61629, 327416), (81854, 246516), (82172, 245562), (122781, 164344), (123258, 163708)]