28500016

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{4231}}^1$

素因数の和:4660

約数の個数: 20

約数和(自身を含む): 55363024

約数和(自身を除く): 26863008

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 4231, 6736, 8462, 16924, 33848, 67696, 1781251, 3562502, 7125004, 14250008, 28500016]

約数ペア:

[(1, 28500016), (2, 14250008), (4, 7125004), (8, 3562502), (16, 1781251), (421, 67696), (842, 33848), (1684, 16924), (3368, 8462), (4231, 6736)]