19165190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 38840256

約数和(自身を除く): 19675066

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 121, 235, 242, 337, 470, 517, 605, 674, 1034, 1210, 1685, 2585, 3370, 3707, 5170, 5687, 7414, 11374, 15839, 18535, 28435, 31678, 37070, 40777, 56870, 79195, 81554, 158390, 174229, 203885, 348458, 407770, 871145, 1742290, 1916519, 3833038, 9582595, 19165190]

約数ペア:

[(1, 19165190), (2, 9582595), (5, 3833038), (10, 1916519), (11, 1742290), (22, 871145), (47, 407770), (55, 348458), (94, 203885), (110, 174229), (121, 158390), (235, 81554), (242, 79195), (337, 56870), (470, 40777), (517, 37070), (605, 31678), (674, 28435), (1034, 18535), (1210, 15839), (1685, 11374), (2585, 7414), (3370, 5687), (3707, 5170)]