20843770

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4561}}^1$

素因数の和:5025

約数の個数: 16

約数和(自身を含む): 37609128

約数和(自身を除く): 16765358

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4561, 4570, 9122, 22805, 45610, 2084377, 4168754, 10421885, 20843770]

約数ペア:

[(1, 20843770), (2, 10421885), (5, 4168754), (10, 2084377), (457, 45610), (914, 22805), (2285, 9122), (4561, 4570)]