18822564

素因数分解:

$2^2\times 3^3\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:849

約数の個数: 48

約数和(自身を含む): 49033600

約数和(自身を除く): 30211036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 397, 439, 794, 878, 1191, 1317, 1588, 1756, 2382, 2634, 3573, 3951, 4764, 5268, 7146, 7902, 10719, 11853, 14292, 15804, 21438, 23706, 42876, 47412, 174283, 348566, 522849, 697132, 1045698, 1568547, 2091396, 3137094, 4705641, 6274188, 9411282, 18822564]

約数ペア:

[(1, 18822564), (2, 9411282), (3, 6274188), (4, 4705641), (6, 3137094), (9, 2091396), (12, 1568547), (18, 1045698), (27, 697132), (36, 522849), (54, 348566), (108, 174283), (397, 47412), (439, 42876), (794, 23706), (878, 21438), (1191, 15804), (1317, 14292), (1588, 11853), (1756, 10719), (2382, 7902), (2634, 7146), (3573, 5268), (3951, 4764)]