18879870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21701}}^1$

素因数の和:21740

約数の個数: 32

約数和(自身を含む): 46876320

約数和(自身を除く): 27996450

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21701, 43402, 65103, 108505, 130206, 217010, 325515, 629329, 651030, 1258658, 1887987, 3146645, 3775974, 6293290, 9439935, 18879870]

約数ペア:

[(1, 18879870), (2, 9439935), (3, 6293290), (5, 3775974), (6, 3146645), (10, 1887987), (15, 1258658), (29, 651030), (30, 629329), (58, 325515), (87, 217010), (145, 130206), (174, 108505), (290, 65103), (435, 43402), (870, 21701)]