18418740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{823}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 51773568

約数和(自身を除く): 33354828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 823, 1119, 1492, 1646, 1865, 2238, 2469, 3292, 3730, 4115, 4476, 4938, 5595, 7460, 8230, 9876, 11190, 12345, 16460, 22380, 24690, 49380, 306979, 613958, 920937, 1227916, 1534895, 1841874, 3069790, 3683748, 4604685, 6139580, 9209370, 18418740]

約数ペア:

[(1, 18418740), (2, 9209370), (3, 6139580), (4, 4604685), (5, 3683748), (6, 3069790), (10, 1841874), (12, 1534895), (15, 1227916), (20, 920937), (30, 613958), (60, 306979), (373, 49380), (746, 24690), (823, 22380), (1119, 16460), (1492, 12345), (1646, 11190), (1865, 9876), (2238, 8230), (2469, 7460), (3292, 5595), (3730, 4938), (4115, 4476)]