20642598

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 46506096

約数和(自身を除く): 25863498

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 83, 123, 166, 246, 249, 337, 369, 498, 674, 738, 747, 1011, 1494, 2022, 3033, 3403, 6066, 6806, 10209, 13817, 20418, 27634, 27971, 30627, 41451, 55942, 61254, 82902, 83913, 124353, 167826, 248706, 251739, 503478, 1146811, 2293622, 3440433, 6880866, 10321299, 20642598]

約数ペア:

[(1, 20642598), (2, 10321299), (3, 6880866), (6, 3440433), (9, 2293622), (18, 1146811), (41, 503478), (82, 251739), (83, 248706), (123, 167826), (166, 124353), (246, 83913), (249, 82902), (337, 61254), (369, 55942), (498, 41451), (674, 30627), (738, 27971), (747, 27634), (1011, 20418), (1494, 13817), (2022, 10209), (3033, 6806), (3403, 6066)]