20258978841

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{7741}}^1$

素因数の和:8086

約数の個数: 48

約数和(自身を含む): 31304931840

約数和(自身を除く): 11045952999

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 269, 423, 807, 1081, 2421, 3243, 6187, 7741, 9729, 12643, 18561, 23223, 37929, 55683, 69669, 113787, 178043, 290789, 363827, 534129, 872367, 1091481, 1602387, 2082329, 2617101, 3274443, 6246987, 8368021, 18740961, 25104063, 47893567, 75312189, 97869463, 143680701, 293608389, 431042103, 880825167, 2250997649, 6752992947, 20258978841]

約数ペア:

[(1, 20258978841), (3, 6752992947), (9, 2250997649), (23, 880825167), (47, 431042103), (69, 293608389), (141, 143680701), (207, 97869463), (269, 75312189), (423, 47893567), (807, 25104063), (1081, 18740961), (2421, 8368021), (3243, 6246987), (6187, 3274443), (7741, 2617101), (9729, 2082329), (12643, 1602387), (18561, 1091481), (23223, 872367), (37929, 534129), (55683, 363827), (69669, 290789), (113787, 178043)]