25574058

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{20011}}^1$

素因数の和:20090

約数の個数: 24

約数和(自身を含む): 56193696

約数和(自身を除く): 30619638

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 20011, 40022, 60033, 120066, 180099, 360198, 1420781, 2841562, 4262343, 8524686, 12787029, 25574058]

約数ペア:

[(1, 25574058), (2, 12787029), (3, 8524686), (6, 4262343), (9, 2841562), (18, 1420781), (71, 360198), (142, 180099), (213, 120066), (426, 60033), (639, 40022), (1278, 20011)]