20157484827

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1\times {\mathrm{2383}}^1$

素因数の和:2871

約数の個数: 32

約数和(自身を含む): 27551563776

約数和(自身を除く): 7394078949

約数列:

[1, 3, 71, 151, 213, 263, 453, 789, 2383, 7149, 10721, 18673, 32163, 39713, 56019, 119139, 169193, 359833, 507579, 626729, 1079499, 1880187, 2819623, 8458869, 25548143, 44497759, 76644429, 94636079, 133493277, 283908237, 6719161609, 20157484827]

約数ペア:

[(1, 20157484827), (3, 6719161609), (71, 283908237), (151, 133493277), (213, 94636079), (263, 76644429), (453, 44497759), (789, 25548143), (2383, 8458869), (7149, 2819623), (10721, 1880187), (18673, 1079499), (32163, 626729), (39713, 507579), (56019, 359833), (119139, 169193)]