20100545871

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{186619}}^1$

素因数の和:186875

約数の個数: 32

約数和(自身を含む): 32104611840

約数和(自身を除く): 12004065969

約数列:

[1, 3, 7, 21, 23, 69, 161, 223, 483, 669, 1561, 4683, 5129, 15387, 35903, 107709, 186619, 559857, 1306333, 3918999, 4292237, 12876711, 30045659, 41616037, 90136977, 124848111, 291312259, 873936777, 957168851, 2871506553, 6700181957, 20100545871]

約数ペア:

[(1, 20100545871), (3, 6700181957), (7, 2871506553), (21, 957168851), (23, 873936777), (69, 291312259), (161, 124848111), (223, 90136977), (483, 41616037), (669, 30045659), (1561, 12876711), (4683, 4292237), (5129, 3918999), (15387, 1306333), (35903, 559857), (107709, 186619)]