18673136638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{180497}}^1$

素因数の和:180708

約数の個数: 32

約数和(自身を含む): 31657905216

約数和(自身を除く): 12984768578

約数列:

[1, 2, 13, 23, 26, 46, 173, 299, 346, 598, 2249, 3979, 4498, 7958, 51727, 103454, 180497, 360994, 2346461, 4151431, 4692922, 8302862, 31225981, 53968603, 62451962, 107937206, 405937753, 718197563, 811875506, 1436395126, 9336568319, 18673136638]

約数ペア:

[(1, 18673136638), (2, 9336568319), (13, 1436395126), (23, 811875506), (26, 718197563), (46, 405937753), (173, 107937206), (299, 62451962), (346, 53968603), (598, 31225981), (2249, 8302862), (3979, 4692922), (4498, 4151431), (7958, 2346461), (51727, 360994), (103454, 180497)]