19551460

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9491}}^1$

素因数の和:9603

約数の個数: 24

約数和(自身を含む): 41461056

約数和(自身を除く): 21909596

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9491, 18982, 37964, 47455, 94910, 189820, 977573, 1955146, 3910292, 4887865, 9775730, 19551460]

約数ペア:

[(1, 19551460), (2, 9775730), (4, 4887865), (5, 3910292), (10, 1955146), (20, 977573), (103, 189820), (206, 94910), (412, 47455), (515, 37964), (1030, 18982), (2060, 9491)]