20483815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2843}}^1$

素因数の和:2990

約数の個数: 16

約数和(自身を含む): 27029376

約数和(自身を除く): 6545561

約数列:

[1, 5, 11, 55, 131, 655, 1441, 2843, 7205, 14215, 31273, 156365, 372433, 1862165, 4096763, 20483815]

約数ペア:

[(1, 20483815), (5, 4096763), (11, 1862165), (55, 372433), (131, 156365), (655, 31273), (1441, 14215), (2843, 7205)]