18613331

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 22982400

約数和(自身を除く): 4369069

約数列:

[1, 11, 19, 29, 37, 83, 209, 319, 407, 551, 703, 913, 1073, 1577, 2407, 3071, 6061, 7733, 11803, 17347, 20387, 26477, 33781, 45733, 58349, 89059, 224257, 503063, 641839, 979649, 1692121, 18613331]

約数ペア:

[(1, 18613331), (11, 1692121), (19, 979649), (29, 641839), (37, 503063), (83, 224257), (209, 89059), (319, 58349), (407, 45733), (551, 33781), (703, 26477), (913, 20387), (1073, 17347), (1577, 11803), (2407, 7733), (3071, 6061)]