19960078

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 30510144

約数和(自身を除く): 10550066

約数列:

[1, 2, 97, 137, 194, 274, 751, 1502, 13289, 26578, 72847, 102887, 145694, 205774, 9980039, 19960078]

約数ペア:

[(1, 19960078), (2, 9980039), (97, 205774), (137, 145694), (194, 102887), (274, 72847), (751, 26578), (1502, 13289)]