19755420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{329257}}^1$

素因数の和:329269

約数の個数: 24

約数和(自身を含む): 55315344

約数和(自身を除く): 35559924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 329257, 658514, 987771, 1317028, 1646285, 1975542, 3292570, 3951084, 4938855, 6585140, 9877710, 19755420]

約数ペア:

[(1, 19755420), (2, 9877710), (3, 6585140), (4, 4938855), (5, 3951084), (6, 3292570), (10, 1975542), (12, 1646285), (15, 1317028), (20, 987771), (30, 658514), (60, 329257)]