19404596

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{409}}^2$

素因数の和:851

約数の個数: 18

約数和(自身を含む): 35215110

約数和(自身を除く): 15810514

約数列:

[1, 2, 4, 29, 58, 116, 409, 818, 1636, 11861, 23722, 47444, 167281, 334562, 669124, 4851149, 9702298, 19404596]

約数ペア:

[(1, 19404596), (2, 9702298), (4, 4851149), (29, 669124), (58, 334562), (116, 167281), (409, 47444), (818, 23722), (1636, 11861)]