20427744

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12517}}^1$

素因数の和:12547

約数の個数: 48

約数和(自身を含む): 56781648

約数和(自身を除く): 36353904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12517, 25034, 37551, 50068, 75102, 100136, 150204, 200272, 212789, 300408, 400544, 425578, 600816, 638367, 851156, 1201632, 1276734, 1702312, 2553468, 3404624, 5106936, 6809248, 10213872, 20427744]

約数ペア:

[(1, 20427744), (2, 10213872), (3, 6809248), (4, 5106936), (6, 3404624), (8, 2553468), (12, 1702312), (16, 1276734), (17, 1201632), (24, 851156), (32, 638367), (34, 600816), (48, 425578), (51, 400544), (68, 300408), (96, 212789), (102, 200272), (136, 150204), (204, 100136), (272, 75102), (408, 50068), (544, 37551), (816, 25034), (1632, 12517)]