18217353

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4677

約数の個数: 32

約数和(自身を含む): 32071680

約数和(自身を除く): 13854327

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4639, 13917, 32473, 51029, 78863, 97419, 153087, 236589, 357203, 552041, 867493, 1071609, 1656123, 2602479, 6072451, 18217353]

約数ペア:

[(1, 18217353), (3, 6072451), (7, 2602479), (11, 1656123), (17, 1071609), (21, 867493), (33, 552041), (51, 357203), (77, 236589), (119, 153087), (187, 97419), (231, 78863), (357, 51029), (561, 32473), (1309, 13917), (3927, 4639)]