66939652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{18131}}^1$

素因数の和:18219

約数の個数: 24

約数和(自身を含む): 127939392

約数和(自身を除く): 60999740

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 18131, 36262, 72524, 235703, 471406, 942812, 1287301, 2574602, 5149204, 16734913, 33469826, 66939652]

約数ペア:

[(1, 66939652), (2, 33469826), (4, 16734913), (13, 5149204), (26, 2574602), (52, 1287301), (71, 942812), (142, 471406), (284, 235703), (923, 72524), (1846, 36262), (3692, 18131)]