420039992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2763421}}^1$

素因数の和:2763446

約数の個数: 16

約数和(自身を含む): 829026600

約数和(自身を除く): 408986608

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2763421, 5526842, 11053684, 22107368, 52504999, 105009998, 210019996, 420039992]

約数ペア:

[(1, 420039992), (2, 210019996), (4, 105009998), (8, 52504999), (19, 22107368), (38, 11053684), (76, 5526842), (152, 2763421)]