20157154

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1409}}^1$

素因数の和:1745

約数の個数: 16

約数和(自身を含む): 31674240

約数和(自身を除く): 11517086

約数列:

[1, 2, 23, 46, 311, 622, 1409, 2818, 7153, 14306, 32407, 64814, 438199, 876398, 10078577, 20157154]

約数ペア:

[(1, 20157154), (2, 10078577), (23, 876398), (46, 438199), (311, 64814), (622, 32407), (1409, 14306), (2818, 7153)]