19787156936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{145493801}}^1$

素因数の和:145493824

約数の個数: 16

約数和(自身を含む): 39283326540

約数和(自身を除く): 19496169604

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 145493801, 290987602, 581975204, 1163950408, 2473394617, 4946789234, 9893578468, 19787156936]

約数ペア:

[(1, 19787156936), (2, 9893578468), (4, 4946789234), (8, 2473394617), (17, 1163950408), (34, 581975204), (68, 290987602), (136, 145493801)]