2051212904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{1327}}^1$

素因数の和:1602

約数の個数: 64

約数和(自身を含む): 4216665600

約数和(自身を除く): 2165452696

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 167, 178, 334, 356, 668, 712, 1157, 1327, 1336, 2171, 2314, 2654, 4342, 4628, 5308, 8684, 9256, 10616, 14863, 17251, 17368, 29726, 34502, 59452, 69004, 118103, 118904, 138008, 193219, 221609, 236206, 386438, 443218, 472412, 772876, 886436, 944824, 1535339, 1545752, 1772872, 2880917, 3070678, 5761834, 6141356, 11523668, 12282712, 19723201, 23047336, 39446402, 78892804, 157785608, 256401613, 512803226, 1025606452, 2051212904]

約数ペア:

[(1, 2051212904), (2, 1025606452), (4, 512803226), (8, 256401613), (13, 157785608), (26, 78892804), (52, 39446402), (89, 23047336), (104, 19723201), (167, 12282712), (178, 11523668), (334, 6141356), (356, 5761834), (668, 3070678), (712, 2880917), (1157, 1772872), (1327, 1545752), (1336, 1535339), (2171, 944824), (2314, 886436), (2654, 772876), (4342, 472412), (4628, 443218), (5308, 386438), (8684, 236206), (9256, 221609), (10616, 193219), (14863, 138008), (17251, 118904), (17368, 118103), (29726, 69004), (34502, 59452)]