1620249898

素因数分解:

$2^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1\times {\mathrm{7759}}^1$

素因数の和:8421

約数の個数: 16

約数和(自身を含む): 2446076160

約数和(自身を除く): 825826262

約数列:

[1, 2, 263, 397, 526, 794, 7759, 15518, 104411, 208822, 2040617, 3080323, 4081234, 6160646, 810124949, 1620249898]

約数ペア:

[(1, 1620249898), (2, 810124949), (263, 6160646), (397, 4081234), (526, 3080323), (794, 2040617), (7759, 208822), (15518, 104411)]