2197796978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{133963}}^1$

素因数の和:134609

約数の個数: 16

約数和(自身を含む): 3555940416

約数和(自身を除く): 1358143438

約数列:

[1, 2, 13, 26, 631, 1262, 8203, 16406, 133963, 267926, 1741519, 3483038, 84530653, 169061306, 1098898489, 2197796978]

約数ペア:

[(1, 2197796978), (2, 1098898489), (13, 169061306), (26, 84530653), (631, 3483038), (1262, 1741519), (8203, 267926), (16406, 133963)]