18251030

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 40694400

約数和(自身を除く): 22443370

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 313, 343, 490, 595, 626, 686, 833, 1190, 1565, 1666, 1715, 2191, 3130, 3430, 4165, 4382, 5321, 5831, 8330, 10642, 10955, 11662, 15337, 21910, 26605, 29155, 30674, 37247, 53210, 58310, 74494, 76685, 107359, 153370, 186235, 214718, 260729, 372470, 521458, 536795, 1073590, 1303645, 1825103, 2607290, 3650206, 9125515, 18251030]

約数ペア:

[(1, 18251030), (2, 9125515), (5, 3650206), (7, 2607290), (10, 1825103), (14, 1303645), (17, 1073590), (34, 536795), (35, 521458), (49, 372470), (70, 260729), (85, 214718), (98, 186235), (119, 153370), (170, 107359), (238, 76685), (245, 74494), (313, 58310), (343, 53210), (490, 37247), (595, 30674), (626, 29155), (686, 26605), (833, 21910), (1190, 15337), (1565, 11662), (1666, 10955), (1715, 10642), (2191, 8330), (3130, 5831), (3430, 5321), (4165, 4382)]