68611664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{389839}}^1$

素因数の和:389858

約数の個数: 20

約数和(自身を含む): 145020480

約数和(自身を除く): 76408816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 389839, 779678, 1559356, 3118712, 4288229, 6237424, 8576458, 17152916, 34305832, 68611664]

約数ペア:

[(1, 68611664), (2, 34305832), (4, 17152916), (8, 8576458), (11, 6237424), (16, 4288229), (22, 3118712), (44, 1559356), (88, 779678), (176, 389839)]