20894338

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13411}}^1$

素因数の和:13473

約数の個数: 16

約数和(自身を含む): 33798240

約数和(自身を除く): 12903902

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 13411, 26822, 254809, 509618, 549851, 1099702, 10447169, 20894338]

約数ペア:

[(1, 20894338), (2, 10447169), (19, 1099702), (38, 549851), (41, 509618), (82, 254809), (779, 26822), (1558, 13411)]