18741701

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 23141376

約数和(自身を除く): 4399675

約数列:

[1, 11, 17, 31, 53, 61, 187, 341, 527, 583, 671, 901, 1037, 1643, 1891, 3233, 5797, 9911, 11407, 18073, 20801, 27931, 32147, 35563, 54961, 100223, 307241, 353617, 604571, 1102453, 1703791, 18741701]

約数ペア:

[(1, 18741701), (11, 1703791), (17, 1102453), (31, 604571), (53, 353617), (61, 307241), (187, 100223), (341, 54961), (527, 35563), (583, 32147), (671, 27931), (901, 20801), (1037, 18073), (1643, 11407), (1891, 9911), (3233, 5797)]