19521718

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{797}}^1$

素因数の和:1167

約数の個数: 16

約数和(自身を含む): 30202704

約数和(自身を除く): 10680986

約数列:

[1, 2, 37, 74, 331, 662, 797, 1594, 12247, 24494, 29489, 58978, 263807, 527614, 9760859, 19521718]

約数ペア:

[(1, 19521718), (2, 9760859), (37, 527614), (74, 263807), (331, 58978), (662, 29489), (797, 24494), (1594, 12247)]