19494100

素因数分解:

$2^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1291}}^1$

素因数の和:1456

約数の個数: 36

約数和(自身を含む): 42615328

約数和(自身を除く): 23121228

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151, 302, 604, 755, 1291, 1510, 2582, 3020, 3775, 5164, 6455, 7550, 12910, 15100, 25820, 32275, 64550, 129100, 194941, 389882, 779764, 974705, 1949410, 3898820, 4873525, 9747050, 19494100]

約数ペア:

[(1, 19494100), (2, 9747050), (4, 4873525), (5, 3898820), (10, 1949410), (20, 974705), (25, 779764), (50, 389882), (100, 194941), (151, 129100), (302, 64550), (604, 32275), (755, 25820), (1291, 15100), (1510, 12910), (2582, 7550), (3020, 6455), (3775, 5164)]