20403622

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8369}}^1$

素因数の和:8447

約数の個数: 16

約数和(自身を含む): 32542560

約数和(自身を除く): 12138938

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8369, 16738, 192487, 384974, 443557, 887114, 10201811, 20403622]

約数ペア:

[(1, 20403622), (2, 10201811), (23, 887114), (46, 443557), (53, 384974), (106, 192487), (1219, 16738), (2438, 8369)]