51954110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{399647}}^1$

素因数の和:399667

約数の個数: 16

約数和(自身を含む): 100711296

約数和(自身を除く): 48757186

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 399647, 799294, 1998235, 3996470, 5195411, 10390822, 25977055, 51954110]

約数ペア:

[(1, 51954110), (2, 25977055), (5, 10390822), (10, 5195411), (13, 3996470), (26, 1998235), (65, 799294), (130, 399647)]