201921964

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{7727}}^1$

素因数の和:7917

約数の個数: 24

約数和(自身を含む): 363525120

約数和(自身を除く): 161603156

約数列:

[1, 2, 4, 47, 94, 139, 188, 278, 556, 6533, 7727, 13066, 15454, 26132, 30908, 363169, 726338, 1074053, 1452676, 2148106, 4296212, 50480491, 100960982, 201921964]

約数ペア:

[(1, 201921964), (2, 100960982), (4, 50480491), (47, 4296212), (94, 2148106), (139, 1452676), (188, 1074053), (278, 726338), (556, 363169), (6533, 30908), (7727, 26132), (13066, 15454)]