20188638

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{8069}}^1$

素因数の和:8216

約数の個数: 24

約数和(自身を含む): 44062200

約数和(自身を除く): 23873562

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 8069, 16138, 24207, 48414, 72621, 145242, 1121591, 2243182, 3364773, 6729546, 10094319, 20188638]

約数ペア:

[(1, 20188638), (2, 10094319), (3, 6729546), (6, 3364773), (9, 2243182), (18, 1121591), (139, 145242), (278, 72621), (417, 48414), (834, 24207), (1251, 16138), (2502, 8069)]