20697816

素因数分解:

$2^3\times 3^1\times {\mathrm{862409}}^1$

素因数の和:862418

約数の個数: 16

約数和(自身を含む): 51744600

約数和(自身を除く): 31046784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 862409, 1724818, 2587227, 3449636, 5174454, 6899272, 10348908, 20697816]

約数ペア:

[(1, 20697816), (2, 10348908), (3, 6899272), (4, 5174454), (6, 3449636), (8, 2587227), (12, 1724818), (24, 862409)]