18479090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9103}}^1$

素因数の和:9146

約数の個数: 32

約数和(自身を含む): 39329280

約数和(自身を除く): 20850190

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9103, 18206, 45515, 63721, 91030, 127442, 263987, 318605, 527974, 637210, 1319935, 1847909, 2639870, 3695818, 9239545, 18479090]

約数ペア:

[(1, 18479090), (2, 9239545), (5, 3695818), (7, 2639870), (10, 1847909), (14, 1319935), (29, 637210), (35, 527974), (58, 318605), (70, 263987), (145, 127442), (203, 91030), (290, 63721), (406, 45515), (1015, 18206), (2030, 9103)]