19212486

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 39726720

約数和(自身を除く): 20514234

約数列:

[1, 2, 3, 6, 43, 86, 113, 129, 226, 258, 339, 659, 678, 1318, 1977, 3954, 4859, 9718, 14577, 28337, 29154, 56674, 74467, 85011, 148934, 170022, 223401, 446802, 3202081, 6404162, 9606243, 19212486]

約数ペア:

[(1, 19212486), (2, 9606243), (3, 6404162), (6, 3202081), (43, 446802), (86, 223401), (113, 170022), (129, 148934), (226, 85011), (258, 74467), (339, 56674), (659, 29154), (678, 28337), (1318, 14577), (1977, 9718), (3954, 4859)]