20376018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4583}}^1$

素因数の和:4623

約数の個数: 48

約数和(自身を含む): 50057280

約数和(自身を除く): 29681262

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4583, 9166, 13749, 27498, 41247, 59579, 82494, 87077, 119158, 174154, 178737, 261231, 357474, 522462, 536211, 783693, 1072422, 1132001, 1567386, 2264002, 3396003, 6792006, 10188009, 20376018]

約数ペア:

[(1, 20376018), (2, 10188009), (3, 6792006), (6, 3396003), (9, 2264002), (13, 1567386), (18, 1132001), (19, 1072422), (26, 783693), (38, 536211), (39, 522462), (57, 357474), (78, 261231), (114, 178737), (117, 174154), (171, 119158), (234, 87077), (247, 82494), (342, 59579), (494, 41247), (741, 27498), (1482, 13749), (2223, 9166), (4446, 4583)]