20439132

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4591}}^1$

素因数の和:4658

約数の個数: 48

約数和(自身を含む): 55544832

約数和(自身を除く): 35105700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 4591, 9182, 13773, 18364, 27546, 32137, 55092, 64274, 96411, 128548, 192822, 243323, 385644, 486646, 729969, 973292, 1459938, 1703261, 2919876, 3406522, 5109783, 6813044, 10219566, 20439132]

約数ペア:

[(1, 20439132), (2, 10219566), (3, 6813044), (4, 5109783), (6, 3406522), (7, 2919876), (12, 1703261), (14, 1459938), (21, 973292), (28, 729969), (42, 486646), (53, 385644), (84, 243323), (106, 192822), (159, 128548), (212, 96411), (318, 64274), (371, 55092), (636, 32137), (742, 27546), (1113, 18364), (1484, 13773), (2226, 9182), (4452, 4591)]