20268848

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{1543}}^1$

素因数の和:2372

約数の個数: 20

約数和(自身を含む): 39344208

約数和(自身を除く): 19075360

約数列:

[1, 2, 4, 8, 16, 821, 1543, 1642, 3086, 3284, 6172, 6568, 12344, 13136, 24688, 1266803, 2533606, 5067212, 10134424, 20268848]

約数ペア:

[(1, 20268848), (2, 10134424), (4, 5067212), (8, 2533606), (16, 1266803), (821, 24688), (1543, 13136), (1642, 12344), (3086, 6568), (3284, 6172)]