18704453439

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{52393427}}^1$

素因数の和:52393454

約数の個数: 16

約数和(自身を含む): 30178614528

約数和(自身を除く): 11474161089

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 52393427, 157180281, 366753989, 890688259, 1100261967, 2672064777, 6234817813, 18704453439]

約数ペア:

[(1, 18704453439), (3, 6234817813), (7, 2672064777), (17, 1100261967), (21, 890688259), (51, 366753989), (119, 157180281), (357, 52393427)]