12818896

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19541}}^1$

素因数の和:19590

約数の個数: 20

約数和(自身を含む): 25443684

約数和(自身を除く): 12624788

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19541, 39082, 78164, 156328, 312656, 801181, 1602362, 3204724, 6409448, 12818896]

約数ペア:

[(1, 12818896), (2, 6409448), (4, 3204724), (8, 1602362), (16, 801181), (41, 312656), (82, 156328), (164, 78164), (328, 39082), (656, 19541)]