18741055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 25116480

約数和(自身を除く): 6375425

約数列:

[1, 5, 17, 37, 59, 85, 101, 185, 295, 505, 629, 1003, 1717, 2183, 3145, 3737, 5015, 5959, 8585, 10915, 18685, 29795, 37111, 63529, 101303, 185555, 220483, 317645, 506515, 1102415, 3748211, 18741055]

約数ペア:

[(1, 18741055), (5, 3748211), (17, 1102415), (37, 506515), (59, 317645), (85, 220483), (101, 185555), (185, 101303), (295, 63529), (505, 37111), (629, 29795), (1003, 18685), (1717, 10915), (2183, 8585), (3145, 5959), (3737, 5015)]