20876660079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1\times {\mathrm{977}}^1$

素因数の和:1660

約数の個数: 64

約数和(自身を含む): 32447692800

約数和(自身を除く): 11571032721

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 517, 599, 759, 977, 1081, 1551, 1797, 2931, 3243, 6589, 10747, 11891, 13777, 19767, 22471, 28153, 32241, 35673, 41331, 45919, 67413, 84459, 137757, 151547, 247181, 309683, 454641, 505109, 585223, 647519, 741543, 929049, 1056137, 1515327, 1755669, 1942557, 3168411, 6437453, 7122709, 11617507, 13460129, 19312359, 21368127, 27505481, 34852521, 40380387, 82516443, 148061419, 302560291, 444184257, 632626063, 907680873, 1897878189, 6958886693, 20876660079]

約数ペア:

[(1, 20876660079), (3, 6958886693), (11, 1897878189), (23, 907680873), (33, 632626063), (47, 444184257), (69, 302560291), (141, 148061419), (253, 82516443), (517, 40380387), (599, 34852521), (759, 27505481), (977, 21368127), (1081, 19312359), (1551, 13460129), (1797, 11617507), (2931, 7122709), (3243, 6437453), (6589, 3168411), (10747, 1942557), (11891, 1755669), (13777, 1515327), (19767, 1056137), (22471, 929049), (28153, 741543), (32241, 647519), (35673, 585223), (41331, 505109), (45919, 454641), (67413, 309683), (84459, 247181), (137757, 151547)]