64339964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2953}}^1$

素因数の和:3389

約数の個数: 24

約数和(自身を含む): 121586640

約数和(自身を除く): 57246676

約数列:

[1, 2, 4, 13, 26, 52, 419, 838, 1676, 2953, 5447, 5906, 10894, 11812, 21788, 38389, 76778, 153556, 1237307, 2474614, 4949228, 16084991, 32169982, 64339964]

約数ペア:

[(1, 64339964), (2, 32169982), (4, 16084991), (13, 4949228), (26, 2474614), (52, 1237307), (419, 153556), (838, 76778), (1676, 38389), (2953, 21788), (5447, 11812), (5906, 10894)]