64199518

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{88919}}^1$

素因数の和:88959

約数の個数: 12

約数和(自身を含む): 101635560

約数和(自身を除く): 37436042

約数列:

[1, 2, 19, 38, 361, 722, 88919, 177838, 1689461, 3378922, 32099759, 64199518]

約数ペア:

[(1, 64199518), (2, 32099759), (19, 3378922), (38, 1689461), (361, 177838), (722, 88919)]