20170079972

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9118481}}^1$

素因数の和:9118571

約数の個数: 24

約数和(自身を含む): 40850799360

約数和(自身を除く): 20680719388

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9118481, 18236962, 36473924, 63829367, 127658734, 255317468, 720359999, 1440719998, 2881439996, 5042519993, 10085039986, 20170079972]

約数ペア:

[(1, 20170079972), (2, 10085039986), (4, 5042519993), (7, 2881439996), (14, 1440719998), (28, 720359999), (79, 255317468), (158, 127658734), (316, 63829367), (553, 36473924), (1106, 18236962), (2212, 9118481)]