123625808

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{18353}}^1$

素因数の和:18782

約数の個数: 20

約数和(自身を含む): 240107028

約数和(自身を除く): 116481220

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 18353, 36706, 73412, 146824, 293648, 7726613, 15453226, 30906452, 61812904, 123625808]

約数ペア:

[(1, 123625808), (2, 61812904), (4, 30906452), (8, 15453226), (16, 7726613), (421, 293648), (842, 146824), (1684, 73412), (3368, 36706), (6736, 18353)]