19656425

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 25331712

約数和(自身を除く): 5675287

約数列:

[1, 5, 25, 41, 127, 151, 205, 635, 755, 1025, 3175, 3775, 5207, 6191, 19177, 26035, 30955, 95885, 130175, 154775, 479425, 786257, 3931285, 19656425]

約数ペア:

[(1, 19656425), (5, 3931285), (25, 786257), (41, 479425), (127, 154775), (151, 130175), (205, 95885), (635, 30955), (755, 26035), (1025, 19177), (3175, 6191), (3775, 5207)]