20488656

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{3361}}^1$

素因数の和:3499

約数の個数: 40

約数和(自身を含む): 53361664

約数和(自身を除く): 32873008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 3361, 6096, 6722, 10083, 13444, 20166, 26888, 40332, 53776, 80664, 161328, 426847, 853694, 1280541, 1707388, 2561082, 3414776, 5122164, 6829552, 10244328, 20488656]

約数ペア:

[(1, 20488656), (2, 10244328), (3, 6829552), (4, 5122164), (6, 3414776), (8, 2561082), (12, 1707388), (16, 1280541), (24, 853694), (48, 426847), (127, 161328), (254, 80664), (381, 53776), (508, 40332), (762, 26888), (1016, 20166), (1524, 13444), (2032, 10083), (3048, 6722), (3361, 6096)]