20359405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11941}}^1$

素因数の和:11988

約数の個数: 16

約数和(自身を含む): 27514368

約数和(自身を除く): 7154963

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 11941, 59705, 131351, 370171, 656755, 1850855, 4071881, 20359405]

約数ペア:

[(1, 20359405), (5, 4071881), (11, 1850855), (31, 656755), (55, 370171), (155, 131351), (341, 59705), (1705, 11941)]