20122031237

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1213}}^1\times {\mathrm{2221}}^1$

素因数の和:3549

約数の個数: 32

約数和(自身を含む): 25378155264

約数和(自身を除く): 5256124027

約数列:

[1, 7, 11, 77, 97, 679, 1067, 1213, 2221, 7469, 8491, 13343, 15547, 24431, 93401, 117661, 171017, 215437, 823627, 1294271, 1508059, 2369807, 2694073, 9059897, 16588649, 18858511, 29634803, 207443621, 261325081, 1829275567, 2874575891, 20122031237]

約数ペア:

[(1, 20122031237), (7, 2874575891), (11, 1829275567), (77, 261325081), (97, 207443621), (679, 29634803), (1067, 18858511), (1213, 16588649), (2221, 9059897), (7469, 2694073), (8491, 2369807), (13343, 1508059), (15547, 1294271), (24431, 823627), (93401, 215437), (117661, 171017)]