209826044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 397555200

約数和(自身を除く): 187729156

約数列:

[1, 2, 4, 19, 38, 67, 76, 89, 134, 178, 268, 356, 463, 926, 1273, 1691, 1852, 2546, 3382, 5092, 5963, 6764, 8797, 11926, 17594, 23852, 31021, 35188, 41207, 62042, 82414, 113297, 124084, 164828, 226594, 453188, 589399, 782933, 1178798, 1565866, 2357596, 2760869, 3131732, 5521738, 11043476, 52456511, 104913022, 209826044]

約数ペア:

[(1, 209826044), (2, 104913022), (4, 52456511), (19, 11043476), (38, 5521738), (67, 3131732), (76, 2760869), (89, 2357596), (134, 1565866), (178, 1178798), (268, 782933), (356, 589399), (463, 453188), (926, 226594), (1273, 164828), (1691, 124084), (1852, 113297), (2546, 82414), (3382, 62042), (5092, 41207), (5963, 35188), (6764, 31021), (8797, 23852), (11926, 17594)]