19754510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4007}}^1$

素因数の和:4060

約数の個数: 32

約数和(自身を含む): 38957760

約数和(自身を除く): 19203250

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4007, 4930, 8014, 20035, 40070, 68119, 116203, 136238, 232406, 340595, 581015, 681190, 1162030, 1975451, 3950902, 9877255, 19754510]

約数ペア:

[(1, 19754510), (2, 9877255), (5, 3950902), (10, 1975451), (17, 1162030), (29, 681190), (34, 581015), (58, 340595), (85, 232406), (145, 136238), (170, 116203), (290, 68119), (493, 40070), (986, 20035), (2465, 8014), (4007, 4930)]