19221722

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 33796440

約数和(自身を除く): 14574718

約数列:

[1, 2, 13, 26, 29, 37, 53, 58, 74, 106, 169, 338, 377, 481, 689, 754, 962, 1073, 1378, 1537, 1961, 2146, 3074, 3922, 4901, 6253, 8957, 9802, 12506, 13949, 17914, 19981, 25493, 27898, 39962, 50986, 56869, 113738, 181337, 259753, 331409, 362674, 519506, 662818, 739297, 1478594, 9610861, 19221722]

約数ペア:

[(1, 19221722), (2, 9610861), (13, 1478594), (26, 739297), (29, 662818), (37, 519506), (53, 362674), (58, 331409), (74, 259753), (106, 181337), (169, 113738), (338, 56869), (377, 50986), (481, 39962), (689, 27898), (754, 25493), (962, 19981), (1073, 17914), (1378, 13949), (1537, 12506), (1961, 9802), (2146, 8957), (3074, 6253), (3922, 4901)]