20610478

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11069}}^1$

素因数の和:11104

約数の個数: 24

約数和(自身を含む): 37859400

約数和(自身を除く): 17248922

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 11069, 22138, 77483, 154966, 210311, 420622, 542381, 1084762, 1472177, 2944354, 10305239, 20610478]

約数ペア:

[(1, 20610478), (2, 10305239), (7, 2944354), (14, 1472177), (19, 1084762), (38, 542381), (49, 420622), (98, 210311), (133, 154966), (266, 77483), (931, 22138), (1862, 11069)]