20968728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79427}}^1$

素因数の和:79447

約数の個数: 32

約数和(自身を含む): 57188160

約数和(自身を除く): 36219432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 79427, 158854, 238281, 317708, 476562, 635416, 873697, 953124, 1747394, 1906248, 2621091, 3494788, 5242182, 6989576, 10484364, 20968728]

約数ペア:

[(1, 20968728), (2, 10484364), (3, 6989576), (4, 5242182), (6, 3494788), (8, 2621091), (11, 1906248), (12, 1747394), (22, 953124), (24, 873697), (33, 635416), (44, 476562), (66, 317708), (88, 238281), (132, 158854), (264, 79427)]