20919348

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{14173}}^1$

素因数の和:14224

約数の個数: 36

約数和(自身を含む): 54173028

約数和(自身を除く): 33253680

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 14173, 28346, 42519, 56692, 85038, 127557, 170076, 255114, 510228, 581093, 1162186, 1743279, 2324372, 3486558, 5229837, 6973116, 10459674, 20919348]

約数ペア:

[(1, 20919348), (2, 10459674), (3, 6973116), (4, 5229837), (6, 3486558), (9, 2324372), (12, 1743279), (18, 1162186), (36, 581093), (41, 510228), (82, 255114), (123, 170076), (164, 127557), (246, 85038), (369, 56692), (492, 42519), (738, 28346), (1476, 14173)]