20168528

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74149}}^1$

素因数の和:74174

約数の個数: 20

約数和(自身を含む): 41375700

約数和(自身を除く): 21207172

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74149, 148298, 296596, 593192, 1186384, 1260533, 2521066, 5042132, 10084264, 20168528]

約数ペア:

[(1, 20168528), (2, 10084264), (4, 5042132), (8, 2521066), (16, 1260533), (17, 1186384), (34, 593192), (68, 296596), (136, 148298), (272, 74149)]