25225904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{143329}}^1$

素因数の和:143348

約数の個数: 20

約数和(自身を含む): 53318760

約数和(自身を除く): 28092856

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 143329, 286658, 573316, 1146632, 1576619, 2293264, 3153238, 6306476, 12612952, 25225904]

約数ペア:

[(1, 25225904), (2, 12612952), (4, 6306476), (8, 3153238), (11, 2293264), (16, 1576619), (22, 1146632), (44, 573316), (88, 286658), (176, 143329)]