31115608

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 61236000

約数和(自身を除く): 30120392

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 284, 568, 1889, 2059, 3778, 4118, 7556, 8236, 15112, 16472, 54781, 109562, 134119, 219124, 268238, 438248, 536476, 1072952, 3889451, 7778902, 15557804, 31115608]

約数ペア:

[(1, 31115608), (2, 15557804), (4, 7778902), (8, 3889451), (29, 1072952), (58, 536476), (71, 438248), (116, 268238), (142, 219124), (232, 134119), (284, 109562), (568, 54781), (1889, 16472), (2059, 15112), (3778, 8236), (4118, 7556)]