3811964

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{5639}}^1$

素因数の和:5669

約数の個数: 18

約数和(自身を含む): 7224840

約数和(自身を除く): 3412876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 5639, 11278, 22556, 73307, 146614, 293228, 952991, 1905982, 3811964]

約数ペア:

[(1, 3811964), (2, 1905982), (4, 952991), (13, 293228), (26, 146614), (52, 73307), (169, 22556), (338, 11278), (676, 5639)]