20163553205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1163}}^1\times {\mathrm{203971}}^1$

素因数の和:205156

約数の個数: 16

約数和(自身を含む): 25641728064

約数和(自身を除く): 5478174859

約数列:

[1, 5, 17, 85, 1163, 5815, 19771, 98855, 203971, 1019855, 3467507, 17337535, 237218273, 1186091365, 4032710641, 20163553205]

約数ペア:

[(1, 20163553205), (5, 4032710641), (17, 1186091365), (85, 237218273), (1163, 17337535), (5815, 3467507), (19771, 1019855), (98855, 203971)]