20660087

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{953}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 25032960

約数和(自身を除く): 4372873

約数列:

[1, 7, 19, 133, 163, 953, 1141, 3097, 6671, 18107, 21679, 126749, 155339, 1087373, 2951441, 20660087]

約数ペア:

[(1, 20660087), (7, 2951441), (19, 1087373), (133, 155339), (163, 126749), (953, 21679), (1141, 18107), (3097, 6671)]