18901908

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{4817}}^1$

素因数の和:4936

約数の個数: 36

約数和(自身を含む): 48228180

約数和(自身を除く): 29326272

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 4817, 9634, 14451, 19268, 28902, 43353, 57804, 86706, 173412, 525053, 1050106, 1575159, 2100212, 3150318, 4725477, 6300636, 9450954, 18901908]

約数ペア:

[(1, 18901908), (2, 9450954), (3, 6300636), (4, 4725477), (6, 3150318), (9, 2100212), (12, 1575159), (18, 1050106), (36, 525053), (109, 173412), (218, 86706), (327, 57804), (436, 43353), (654, 28902), (981, 19268), (1308, 14451), (1962, 9634), (3924, 4817)]