17958256

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:769

約数の個数: 40

約数和(自身を含む): 37256544

約数和(自身を除く): 19298288

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 103, 136, 206, 272, 412, 641, 824, 1282, 1648, 1751, 2564, 3502, 5128, 7004, 10256, 10897, 14008, 21794, 28016, 43588, 66023, 87176, 132046, 174352, 264092, 528184, 1056368, 1122391, 2244782, 4489564, 8979128, 17958256]

約数ペア:

[(1, 17958256), (2, 8979128), (4, 4489564), (8, 2244782), (16, 1122391), (17, 1056368), (34, 528184), (68, 264092), (103, 174352), (136, 132046), (206, 87176), (272, 66023), (412, 43588), (641, 28016), (824, 21794), (1282, 14008), (1648, 10897), (1751, 10256), (2564, 7004), (3502, 5128)]