18074315

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 26987904

約数和(自身を除く): 8913589

約数列:

[1, 5, 7, 17, 35, 37, 85, 119, 185, 259, 595, 629, 821, 1295, 3145, 4105, 4403, 5747, 13957, 22015, 28735, 30377, 69785, 97699, 151885, 212639, 488495, 516409, 1063195, 2582045, 3614863, 18074315]

約数ペア:

[(1, 18074315), (5, 3614863), (7, 2582045), (17, 1063195), (35, 516409), (37, 488495), (85, 212639), (119, 151885), (185, 97699), (259, 69785), (595, 30377), (629, 28735), (821, 22015), (1295, 13957), (3145, 5747), (4105, 4403)]