18710727

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3083}}^1$

素因数の和:3127

約数の個数: 24

約数和(自身を含む): 30297216

約数和(自身を除く): 11586489

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 3083, 6069, 9249, 21581, 52411, 64743, 157233, 366877, 890987, 1100631, 2672961, 6236909, 18710727]

約数ペア:

[(1, 18710727), (3, 6236909), (7, 2672961), (17, 1100631), (21, 890987), (51, 366877), (119, 157233), (289, 64743), (357, 52411), (867, 21581), (2023, 9249), (3083, 6069)]