18455804965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1\times {\mathrm{4871}}^1$

素因数の和:5781

約数の個数: 32

約数和(自身を含む): 24220933632

約数和(自身を除く): 5765128667

約数列:

[1, 5, 13, 65, 71, 355, 821, 923, 4105, 4615, 4871, 10673, 24355, 53365, 58291, 63323, 291455, 316615, 345841, 757783, 1729205, 3788915, 3999091, 4495933, 19995455, 22479665, 51988183, 259940915, 283935461, 1419677305, 3691160993, 18455804965]

約数ペア:

[(1, 18455804965), (5, 3691160993), (13, 1419677305), (65, 283935461), (71, 259940915), (355, 51988183), (821, 22479665), (923, 19995455), (4105, 4495933), (4615, 3999091), (4871, 3788915), (10673, 1729205), (24355, 757783), (53365, 345841), (58291, 316615), (63323, 291455)]