20548764

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15427}}^1$

素因数の和:15474

約数の個数: 36

約数和(自身を含む): 53350024

約数和(自身を除く): 32801260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15427, 30854, 46281, 61708, 92562, 138843, 185124, 277686, 555372, 570799, 1141598, 1712397, 2283196, 3424794, 5137191, 6849588, 10274382, 20548764]

約数ペア:

[(1, 20548764), (2, 10274382), (3, 6849588), (4, 5137191), (6, 3424794), (9, 2283196), (12, 1712397), (18, 1141598), (36, 570799), (37, 555372), (74, 277686), (111, 185124), (148, 138843), (222, 92562), (333, 61708), (444, 46281), (666, 30854), (1332, 15427)]