20129774048

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{3259}}^1\times {\mathrm{10159}}^1$

素因数の和:13447

約数の個数: 48

約数和(自身を含む): 41733216000

約数和(自身を除く): 21603441952

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 3259, 6518, 10159, 13036, 20318, 26072, 40636, 52144, 61921, 81272, 104288, 123842, 162544, 193021, 247684, 325088, 386042, 495368, 772084, 990736, 1544168, 1981472, 3088336, 6176672, 33108181, 66216362, 132432724, 264865448, 529730896, 629055439, 1059461792, 1258110878, 2516221756, 5032443512, 10064887024, 20129774048]

約数ペア:

[(1, 20129774048), (2, 10064887024), (4, 5032443512), (8, 2516221756), (16, 1258110878), (19, 1059461792), (32, 629055439), (38, 529730896), (76, 264865448), (152, 132432724), (304, 66216362), (608, 33108181), (3259, 6176672), (6518, 3088336), (10159, 1981472), (13036, 1544168), (20318, 990736), (26072, 772084), (40636, 495368), (52144, 386042), (61921, 325088), (81272, 247684), (104288, 193021), (123842, 162544)]