20612176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2417}}^1$

素因数の和:2479

約数の個数: 40

約数和(自身を含む): 44075304

約数和(自身を除く): 23463128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 2417, 4264, 4834, 8528, 9668, 19336, 31421, 38672, 62842, 99097, 125684, 198194, 251368, 396388, 502736, 792776, 1288261, 1585552, 2576522, 5153044, 10306088, 20612176]

約数ペア:

[(1, 20612176), (2, 10306088), (4, 5153044), (8, 2576522), (13, 1585552), (16, 1288261), (26, 792776), (41, 502736), (52, 396388), (82, 251368), (104, 198194), (164, 125684), (208, 99097), (328, 62842), (533, 38672), (656, 31421), (1066, 19336), (2132, 9668), (2417, 8528), (4264, 4834)]