19767746

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:689

約数の個数: 16

約数和(自身を含む): 30095520

約数和(自身を除く): 10327774

約数列:

[1, 2, 139, 211, 278, 337, 422, 674, 29329, 46843, 58658, 71107, 93686, 142214, 9883873, 19767746]

約数ペア:

[(1, 19767746), (2, 9883873), (139, 142214), (211, 93686), (278, 71107), (337, 58658), (422, 46843), (674, 29329)]