20998146

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9283}}^1$

素因数の和:9330

約数の個数: 32

約数和(自身を含む): 46791360

約数和(自身を除く): 25793214

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 9283, 18566, 27849, 55698, 120679, 241358, 269207, 362037, 538414, 724074, 807621, 1615242, 3499691, 6999382, 10499073, 20998146]

約数ペア:

[(1, 20998146), (2, 10499073), (3, 6999382), (6, 3499691), (13, 1615242), (26, 807621), (29, 724074), (39, 538414), (58, 362037), (78, 269207), (87, 241358), (174, 120679), (377, 55698), (754, 27849), (1131, 18566), (2262, 9283)]