20189142

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{2729}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 45208800

約数和(自身を除く): 25019658

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 2729, 3699, 5458, 7398, 8187, 16374, 24561, 49122, 73683, 147366, 373873, 747746, 1121619, 2243238, 3364857, 6729714, 10094571, 20189142]

約数ペア:

[(1, 20189142), (2, 10094571), (3, 6729714), (6, 3364857), (9, 2243238), (18, 1121619), (27, 747746), (54, 373873), (137, 147366), (274, 73683), (411, 49122), (822, 24561), (1233, 16374), (2466, 8187), (2729, 7398), (3699, 5458)]