19255730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8713}}^1$

素因数の和:8750

約数の個数: 32

約数和(自身を含む): 39526704

約数和(自身を除く): 20270974

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8713, 17426, 43565, 87130, 113269, 148121, 226538, 296242, 566345, 740605, 1132690, 1481210, 1925573, 3851146, 9627865, 19255730]

約数ペア:

[(1, 19255730), (2, 9627865), (5, 3851146), (10, 1925573), (13, 1481210), (17, 1132690), (26, 740605), (34, 566345), (65, 296242), (85, 226538), (130, 148121), (170, 113269), (221, 87130), (442, 43565), (1105, 17426), (2210, 8713)]