19308770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8737}}^1$

素因数の和:8774

約数の個数: 32

約数和(自身を含む): 39635568

約数和(自身を除く): 20326798

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8737, 17474, 43685, 87370, 113581, 148529, 227162, 297058, 567905, 742645, 1135810, 1485290, 1930877, 3861754, 9654385, 19308770]

約数ペア:

[(1, 19308770), (2, 9654385), (5, 3861754), (10, 1930877), (13, 1485290), (17, 1135810), (26, 742645), (34, 567905), (65, 297058), (85, 227162), (130, 148529), (170, 113581), (221, 87370), (442, 43685), (1105, 17474), (2210, 8737)]