20261792872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{494383}}^1$

素因数の和:494545

約数の個数: 32

約数和(自身を含む): 39155212800

約数和(自身を除く): 18893419928

約数列:

[1, 2, 4, 8, 47, 94, 109, 188, 218, 376, 436, 872, 5123, 10246, 20492, 40984, 494383, 988766, 1977532, 3955064, 23236001, 46472002, 53887747, 92944004, 107775494, 185888008, 215550988, 431101976, 2532724109, 5065448218, 10130896436, 20261792872]

約数ペア:

[(1, 20261792872), (2, 10130896436), (4, 5065448218), (8, 2532724109), (47, 431101976), (94, 215550988), (109, 185888008), (188, 107775494), (218, 92944004), (376, 53887747), (436, 46472002), (872, 23236001), (5123, 3955064), (10246, 1977532), (20492, 988766), (40984, 494383)]