1609904

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:668

約数の個数: 20

約数和(自身を含む): 3139680

約数和(自身を除く): 1529776

約数列:

[1, 2, 4, 8, 16, 239, 421, 478, 842, 956, 1684, 1912, 3368, 3824, 6736, 100619, 201238, 402476, 804952, 1609904]

約数ペア:

[(1, 1609904), (2, 804952), (4, 402476), (8, 201238), (16, 100619), (239, 6736), (421, 3824), (478, 3368), (842, 1912), (956, 1684)]