20554488

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9209}}^1$

素因数の和:9252

約数の個数: 48

約数和(自身を含む): 57470400

約数和(自身を除く): 36915912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9209, 18418, 27627, 36836, 55254, 73672, 82881, 110508, 165762, 221016, 285479, 331524, 570958, 663048, 856437, 1141916, 1712874, 2283832, 2569311, 3425748, 5138622, 6851496, 10277244, 20554488]

約数ペア:

[(1, 20554488), (2, 10277244), (3, 6851496), (4, 5138622), (6, 3425748), (8, 2569311), (9, 2283832), (12, 1712874), (18, 1141916), (24, 856437), (31, 663048), (36, 570958), (62, 331524), (72, 285479), (93, 221016), (124, 165762), (186, 110508), (248, 82881), (279, 73672), (372, 55254), (558, 36836), (744, 27627), (1116, 18418), (2232, 9209)]