16989416

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{51797}}^1$

素因数の和:51844

約数の個数: 16

約数和(自身を含む): 32632740

約数和(自身を除く): 15643324

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 51797, 103594, 207188, 414376, 2123677, 4247354, 8494708, 16989416]

約数ペア:

[(1, 16989416), (2, 8494708), (4, 4247354), (8, 2123677), (41, 414376), (82, 207188), (164, 103594), (328, 51797)]