12387956

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10289}}^1$

素因数の和:10343

約数の個数: 24

約数和(自身を含む): 25354560

約数和(自身を除く): 12966604

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 10289, 20578, 41156, 72023, 144046, 288092, 442427, 884854, 1769708, 3096989, 6193978, 12387956]

約数ペア:

[(1, 12387956), (2, 6193978), (4, 3096989), (7, 1769708), (14, 884854), (28, 442427), (43, 288092), (86, 144046), (172, 72023), (301, 41156), (602, 20578), (1204, 10289)]