18744005

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 27129600

約数和(自身を除く): 8385595

約数列:

[1, 5, 7, 29, 35, 59, 145, 203, 295, 313, 413, 1015, 1565, 1711, 2065, 2191, 8555, 9077, 10955, 11977, 18467, 45385, 59885, 63539, 92335, 129269, 317695, 535543, 646345, 2677715, 3748801, 18744005]

約数ペア:

[(1, 18744005), (5, 3748801), (7, 2677715), (29, 646345), (35, 535543), (59, 317695), (145, 129269), (203, 92335), (295, 63539), (313, 59885), (413, 45385), (1015, 18467), (1565, 11977), (1711, 10955), (2065, 9077), (2191, 8555)]