20180778059

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{3299}}^1$

素因数の和:3875

約数の個数: 32

約数和(自身を含む): 23284800000

約数和(自身を除く): 3104021941

約数列:

[1, 13, 23, 41, 299, 499, 533, 943, 3299, 6487, 11477, 12259, 20459, 42887, 75877, 135259, 149201, 265967, 470557, 986401, 1646201, 1758367, 3110957, 6117241, 21400613, 37862623, 40442441, 67494241, 492214099, 877425133, 1552367543, 20180778059]

約数ペア:

[(1, 20180778059), (13, 1552367543), (23, 877425133), (41, 492214099), (299, 67494241), (499, 40442441), (533, 37862623), (943, 21400613), (3299, 6117241), (6487, 3110957), (11477, 1758367), (12259, 1646201), (20459, 986401), (42887, 470557), (75877, 265967), (135259, 149201)]