18171608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 42504000

約数和(自身を除く): 24332392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 109, 182, 218, 229, 364, 436, 458, 728, 763, 872, 916, 1417, 1526, 1603, 1832, 2834, 2977, 3052, 3206, 5668, 5954, 6104, 6412, 9919, 11336, 11908, 12824, 19838, 20839, 23816, 24961, 39676, 41678, 49922, 79352, 83356, 99844, 166712, 174727, 199688, 324493, 349454, 648986, 698908, 1297972, 1397816, 2271451, 2595944, 4542902, 9085804, 18171608]

約数ペア:

[(1, 18171608), (2, 9085804), (4, 4542902), (7, 2595944), (8, 2271451), (13, 1397816), (14, 1297972), (26, 698908), (28, 648986), (52, 349454), (56, 324493), (91, 199688), (104, 174727), (109, 166712), (182, 99844), (218, 83356), (229, 79352), (364, 49922), (436, 41678), (458, 39676), (728, 24961), (763, 23816), (872, 20839), (916, 19838), (1417, 12824), (1526, 11908), (1603, 11336), (1832, 9919), (2834, 6412), (2977, 6104), (3052, 5954), (3206, 5668)]