20217312

素因数分解:

$2^5\times 3^2\times {\mathrm{70199}}^1$

素因数の和:70215

約数の個数: 36

約数和(自身を含む): 57493800

約数和(自身を除く): 37276488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 70199, 140398, 210597, 280796, 421194, 561592, 631791, 842388, 1123184, 1263582, 1684776, 2246368, 2527164, 3369552, 5054328, 6739104, 10108656, 20217312]

約数ペア:

[(1, 20217312), (2, 10108656), (3, 6739104), (4, 5054328), (6, 3369552), (8, 2527164), (9, 2246368), (12, 1684776), (16, 1263582), (18, 1123184), (24, 842388), (32, 631791), (36, 561592), (48, 421194), (72, 280796), (96, 210597), (144, 140398), (288, 70199)]