205386416

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{22481}}^1$

素因数の和:23060

約数の個数: 20

約数和(自身を含む): 398650824

約数和(自身を除く): 193264408

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 22481, 44962, 89924, 179848, 359696, 12836651, 25673302, 51346604, 102693208, 205386416]

約数ペア:

[(1, 205386416), (2, 102693208), (4, 51346604), (8, 25673302), (16, 12836651), (571, 359696), (1142, 179848), (2284, 89924), (4568, 44962), (9136, 22481)]