1640667602

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{21319}}^1$

素因数の和:21590

約数の個数: 32

約数和(自身を含む): 2947276800

約数和(自身を除く): 1306609198

約数列:

[1, 2, 7, 14, 23, 46, 161, 239, 322, 478, 1673, 3346, 5497, 10994, 21319, 38479, 42638, 76958, 149233, 298466, 490337, 980674, 3432359, 5095241, 6864718, 10190482, 35666687, 71333374, 117190543, 234381086, 820333801, 1640667602]

約数ペア:

[(1, 1640667602), (2, 820333801), (7, 234381086), (14, 117190543), (23, 71333374), (46, 35666687), (161, 10190482), (239, 6864718), (322, 5095241), (478, 3432359), (1673, 980674), (3346, 490337), (5497, 298466), (10994, 149233), (21319, 76958), (38479, 42638)]