1999185551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1\times {\mathrm{4159}}^1$

素因数の和:4750

約数の個数: 16

約数和(自身を含む): 2210457600

約数和(自身を除く): 211272049

約数列:

[1, 11, 89, 491, 979, 4159, 5401, 43699, 45749, 370151, 480689, 2042069, 4071661, 22462759, 181744141, 1999185551]

約数ペア:

[(1, 1999185551), (11, 181744141), (89, 22462759), (491, 4071661), (979, 2042069), (4159, 480689), (5401, 370151), (43699, 45749)]