20568479536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{116866361}}^1$

素因数の和:116866380

約数の個数: 20

約数和(自身を含む): 43474286664

約数和(自身を除く): 22905807128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 116866361, 233732722, 467465444, 934930888, 1285529971, 1869861776, 2571059942, 5142119884, 10284239768, 20568479536]

約数ペア:

[(1, 20568479536), (2, 10284239768), (4, 5142119884), (8, 2571059942), (11, 1869861776), (16, 1285529971), (22, 934930888), (44, 467465444), (88, 233732722), (176, 116866361)]