420142858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{57287}}^1$

素因数の和:57501

約数の個数: 16

約数和(自身を含む): 666832320

約数和(自身を除く): 246689462

約数列:

[1, 2, 19, 38, 193, 386, 3667, 7334, 57287, 114574, 1088453, 2176906, 11056391, 22112782, 210071429, 420142858]

約数ペア:

[(1, 420142858), (2, 210071429), (19, 22112782), (38, 11056391), (193, 2176906), (386, 1088453), (3667, 114574), (7334, 57287)]