18966290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9343}}^1$

素因数の和:9386

約数の個数: 32

約数和(自身を含む): 40366080

約数和(自身を除く): 21399790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9343, 18686, 46715, 65401, 93430, 130802, 270947, 327005, 541894, 654010, 1354735, 1896629, 2709470, 3793258, 9483145, 18966290]

約数ペア:

[(1, 18966290), (2, 9483145), (5, 3793258), (7, 2709470), (10, 1896629), (14, 1354735), (29, 654010), (35, 541894), (58, 327005), (70, 270947), (145, 130802), (203, 93430), (290, 65401), (406, 46715), (1015, 18686), (2030, 9343)]