20208708465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6446159}}^1$

素因数の和:6446197

約数の個数: 32

約数和(自身を含む): 37129881600

約数和(自身を除く): 16921173135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 6446159, 19338477, 32230795, 70907749, 96692385, 122477021, 212723247, 354538745, 367431063, 612385105, 1063616235, 1347247231, 1837155315, 4041741693, 6736236155, 20208708465]

約数ペア:

[(1, 20208708465), (3, 6736236155), (5, 4041741693), (11, 1837155315), (15, 1347247231), (19, 1063616235), (33, 612385105), (55, 367431063), (57, 354538745), (95, 212723247), (165, 122477021), (209, 96692385), (285, 70907749), (627, 32230795), (1045, 19338477), (3135, 6446159)]