18089778891

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1373}}^1\times {\mathrm{4093}}^1$

素因数の和:5535

約数の個数: 32

約数和(自身を含む): 25650711360

約数和(自身を除く): 7560932469

約数列:

[1, 3, 29, 37, 87, 111, 1073, 1373, 3219, 4093, 4119, 12279, 39817, 50801, 118697, 119451, 151441, 152403, 356091, 454323, 1473229, 4391789, 4419687, 5619689, 13175367, 16859067, 162970981, 207928493, 488912943, 623785479, 6029926297, 18089778891]

約数ペア:

[(1, 18089778891), (3, 6029926297), (29, 623785479), (37, 488912943), (87, 207928493), (111, 162970981), (1073, 16859067), (1373, 13175367), (3219, 5619689), (4093, 4419687), (4119, 4391789), (12279, 1473229), (39817, 454323), (50801, 356091), (118697, 152403), (119451, 151441)]