20966032

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{77081}}^1$

素因数の和:77106

約数の個数: 20

約数和(自身を含む): 43011756

約数和(自身を除く): 22045724

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 77081, 154162, 308324, 616648, 1233296, 1310377, 2620754, 5241508, 10483016, 20966032]

約数ペア:

[(1, 20966032), (2, 10483016), (4, 5241508), (8, 2620754), (16, 1310377), (17, 1233296), (34, 616648), (68, 308324), (136, 154162), (272, 77081)]