19621754

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1153}}^1$

素因数の和:1349

約数の個数: 16

約数和(自身を含む): 30133248

約数和(自身を除く): 10511494

約数列:

[1, 2, 67, 127, 134, 254, 1153, 2306, 8509, 17018, 77251, 146431, 154502, 292862, 9810877, 19621754]

約数ペア:

[(1, 19621754), (2, 9810877), (67, 292862), (127, 154502), (134, 146431), (254, 77251), (1153, 17018), (2306, 8509)]