20178078

素因数分解:

$2^1\times 3^1\times {\mathrm{809}}^1\times {\mathrm{4157}}^1$

素因数の和:4971

約数の個数: 16

約数和(自身を含む): 40415760

約数和(自身を除く): 20237682

約数列:

[1, 2, 3, 6, 809, 1618, 2427, 4157, 4854, 8314, 12471, 24942, 3363013, 6726026, 10089039, 20178078]

約数ペア:

[(1, 20178078), (2, 10089039), (3, 6726026), (6, 3363013), (809, 24942), (1618, 12471), (2427, 8314), (4157, 4854)]