20163371921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{6857}}^1\times {\mathrm{38189}}^1$

素因数の和:45064

約数の個数: 16

約数和(自身を含む): 25143073920

約数和(自身を除く): 4979701999

約数列:

[1, 7, 11, 77, 6857, 38189, 47999, 75427, 267323, 420079, 527989, 2940553, 261861973, 1833033811, 2880481703, 20163371921]

約数ペア:

[(1, 20163371921), (7, 2880481703), (11, 1833033811), (77, 261861973), (6857, 2940553), (38189, 527989), (47999, 420079), (75427, 267323)]