20163690178

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1301387}}^1$

素因数の和:1301577

約数の個数: 16

約数和(自身を含む): 30983445504

約数和(自身を除く): 10819755326

約数列:

[1, 2, 61, 122, 127, 254, 7747, 15494, 1301387, 2602774, 79384607, 158769214, 165276149, 330552298, 10081845089, 20163690178]

約数ペア:

[(1, 20163690178), (2, 10081845089), (61, 330552298), (122, 165276149), (127, 158769214), (254, 79384607), (7747, 2602774), (15494, 1301387)]