20380046

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11411}}^1$

素因数の和:11479

約数の個数: 16

約数和(自身を含む): 32866560

約数和(自身を除く): 12486514

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11411, 22822, 216809, 433618, 536317, 1072634, 10190023, 20380046]

約数ペア:

[(1, 20380046), (2, 10190023), (19, 1072634), (38, 536317), (47, 433618), (94, 216809), (893, 22822), (1786, 11411)]