18830685

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 31393152

約数和(自身を除く): 12562467

約数列:

[1, 3, 5, 15, 41, 67, 123, 201, 205, 335, 457, 615, 1005, 1371, 2285, 2747, 6855, 8241, 13735, 18737, 30619, 41205, 56211, 91857, 93685, 153095, 281055, 459285, 1255379, 3766137, 6276895, 18830685]

約数ペア:

[(1, 18830685), (3, 6276895), (5, 3766137), (15, 1255379), (41, 459285), (67, 281055), (123, 153095), (201, 93685), (205, 91857), (335, 56211), (457, 41205), (615, 30619), (1005, 18737), (1371, 13735), (2285, 8241), (2747, 6855)]