20182141818

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2380531}}^1$

素因数の和:2380699

約数の個数: 32

約数和(自身を含む): 45134886720

約数和(自身を除く): 24952744902

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 4239, 8478, 2380531, 4761062, 7141593, 14283186, 21424779, 42849558, 64274337, 128548674, 373743367, 747486734, 1121230101, 2242460202, 3363690303, 6727380606, 10091070909, 20182141818]

約数ペア:

[(1, 20182141818), (2, 10091070909), (3, 6727380606), (6, 3363690303), (9, 2242460202), (18, 1121230101), (27, 747486734), (54, 373743367), (157, 128548674), (314, 64274337), (471, 42849558), (942, 21424779), (1413, 14283186), (2826, 7141593), (4239, 4761062), (8478, 2380531)]