18036691736

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1\times {\mathrm{6421}}^1$

素因数の和:7024

約数の個数: 64

約数和(自身を含む): 39111521280

約数和(自身を除く): 21074829544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 487, 721, 824, 974, 1442, 1948, 2884, 3409, 3896, 5768, 6421, 6818, 12842, 13636, 25684, 27272, 44947, 50161, 51368, 89894, 100322, 179788, 200644, 351127, 359576, 401288, 661363, 702254, 1322726, 1404508, 2645452, 2809016, 3127027, 4629541, 5290904, 6254054, 9259082, 12508108, 18518164, 21889189, 25016216, 37036328, 43778378, 87556756, 175113512, 322083781, 644167562, 1288335124, 2254586467, 2576670248, 4509172934, 9018345868, 18036691736]

約数ペア:

[(1, 18036691736), (2, 9018345868), (4, 4509172934), (7, 2576670248), (8, 2254586467), (14, 1288335124), (28, 644167562), (56, 322083781), (103, 175113512), (206, 87556756), (412, 43778378), (487, 37036328), (721, 25016216), (824, 21889189), (974, 18518164), (1442, 12508108), (1948, 9259082), (2884, 6254054), (3409, 5290904), (3896, 4629541), (5768, 3127027), (6421, 2809016), (6818, 2645452), (12842, 1404508), (13636, 1322726), (25684, 702254), (27272, 661363), (44947, 401288), (50161, 359576), (51368, 351127), (89894, 200644), (100322, 179788)]