20172474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4327}}^1$

素因数の和:4379

約数の個数: 48

約数和(自身を含む): 51312768

約数和(自身を除く): 31140294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4327, 4662, 8654, 12981, 25962, 30289, 38943, 60578, 77886, 90867, 160099, 181734, 272601, 320198, 480297, 545202, 960594, 1120693, 1440891, 2241386, 2881782, 3362079, 6724158, 10086237, 20172474]

約数ペア:

[(1, 20172474), (2, 10086237), (3, 6724158), (6, 3362079), (7, 2881782), (9, 2241386), (14, 1440891), (18, 1120693), (21, 960594), (37, 545202), (42, 480297), (63, 320198), (74, 272601), (111, 181734), (126, 160099), (222, 90867), (259, 77886), (333, 60578), (518, 38943), (666, 30289), (777, 25962), (1554, 12981), (2331, 8654), (4327, 4662)]