68386916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{18523}}^1$

素因数の和:18611

約数の個数: 24

約数和(自身を含む): 130705344

約数和(自身を除く): 62318428

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 18523, 37046, 74092, 240799, 481598, 963196, 1315133, 2630266, 5260532, 17096729, 34193458, 68386916]

約数ペア:

[(1, 68386916), (2, 34193458), (4, 17096729), (13, 5260532), (26, 2630266), (52, 1315133), (71, 963196), (142, 481598), (284, 240799), (923, 74092), (1846, 37046), (3692, 18523)]