219976434

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{394223}}^1$

素因数の和:394262

約数の個数: 24

約数和(自身を含む): 491991552

約数和(自身を除く): 272015118

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 394223, 788446, 1182669, 2365338, 3548007, 7096014, 12220913, 24441826, 36662739, 73325478, 109988217, 219976434]

約数ペア:

[(1, 219976434), (2, 109988217), (3, 73325478), (6, 36662739), (9, 24441826), (18, 12220913), (31, 7096014), (62, 3548007), (93, 2365338), (186, 1182669), (279, 788446), (558, 394223)]