138935524

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20132

約数の個数: 48

約数和(自身を含む): 315011200

約数和(自身を除く): 176075676

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 20089, 40178, 80356, 140623, 261157, 281246, 381691, 522314, 562492, 763382, 1044628, 1526764, 1828099, 2671837, 3656198, 4961983, 5343674, 7312396, 9923966, 10687348, 19847932, 34733881, 69467762, 138935524]

約数ペア:

[(1, 138935524), (2, 69467762), (4, 34733881), (7, 19847932), (13, 10687348), (14, 9923966), (19, 7312396), (26, 5343674), (28, 4961983), (38, 3656198), (52, 2671837), (76, 1828099), (91, 1526764), (133, 1044628), (182, 763382), (247, 562492), (266, 522314), (364, 381691), (494, 281246), (532, 261157), (988, 140623), (1729, 80356), (3458, 40178), (6916, 20089)]