19121880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{159349}}^1$

素因数の和:159363

約数の個数: 32

約数和(自身を含む): 57366000

約数和(自身を除く): 38244120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 159349, 318698, 478047, 637396, 796745, 956094, 1274792, 1593490, 1912188, 2390235, 3186980, 3824376, 4780470, 6373960, 9560940, 19121880]

約数ペア:

[(1, 19121880), (2, 9560940), (3, 6373960), (4, 4780470), (5, 3824376), (6, 3186980), (8, 2390235), (10, 1912188), (12, 1593490), (15, 1274792), (20, 956094), (24, 796745), (30, 637396), (40, 478047), (60, 318698), (120, 159349)]