18402395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 25194240

約数和(自身を除く): 6791845

約数列:

[1, 5, 11, 53, 55, 59, 107, 265, 295, 535, 583, 649, 1177, 2915, 3127, 3245, 5671, 5885, 6313, 15635, 28355, 31565, 34397, 62381, 69443, 171985, 311905, 334589, 347215, 1672945, 3680479, 18402395]

約数ペア:

[(1, 18402395), (5, 3680479), (11, 1672945), (53, 347215), (55, 334589), (59, 311905), (107, 171985), (265, 69443), (295, 62381), (535, 34397), (583, 31565), (649, 28355), (1177, 15635), (2915, 6313), (3127, 5885), (3245, 5671)]