20093984

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 41731200

約数和(自身を除く): 21637216

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 116, 118, 232, 236, 367, 464, 472, 734, 928, 944, 1468, 1711, 1888, 2936, 3422, 5872, 6844, 10643, 11744, 13688, 21286, 21653, 27376, 42572, 43306, 54752, 85144, 86612, 170288, 173224, 340576, 346448, 627937, 692896, 1255874, 2511748, 5023496, 10046992, 20093984]

約数ペア:

[(1, 20093984), (2, 10046992), (4, 5023496), (8, 2511748), (16, 1255874), (29, 692896), (32, 627937), (58, 346448), (59, 340576), (116, 173224), (118, 170288), (232, 86612), (236, 85144), (367, 54752), (464, 43306), (472, 42572), (734, 27376), (928, 21653), (944, 21286), (1468, 13688), (1711, 11744), (1888, 10643), (2936, 6844), (3422, 5872)]