20190986

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{2843}}^1$

素因数の和:2965

約数の個数: 16

約数和(自身を含む): 31329504

約数和(自身を除く): 11138518

約数列:

[1, 2, 53, 67, 106, 134, 2843, 3551, 5686, 7102, 150679, 190481, 301358, 380962, 10095493, 20190986]

約数ペア:

[(1, 20190986), (2, 10095493), (53, 380962), (67, 301358), (106, 190481), (134, 150679), (2843, 7102), (3551, 5686)]