19421710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2293}}^1$

素因数の和:2329

約数の個数: 48

約数和(自身を含む): 43934688

約数和(自身を除く): 24512978

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2293, 4235, 4586, 8470, 11465, 16051, 22930, 25223, 32102, 50446, 80255, 126115, 160510, 176561, 252230, 277453, 353122, 554906, 882805, 1387265, 1765610, 1942171, 2774530, 3884342, 9710855, 19421710]

約数ペア:

[(1, 19421710), (2, 9710855), (5, 3884342), (7, 2774530), (10, 1942171), (11, 1765610), (14, 1387265), (22, 882805), (35, 554906), (55, 353122), (70, 277453), (77, 252230), (110, 176561), (121, 160510), (154, 126115), (242, 80255), (385, 50446), (605, 32102), (770, 25223), (847, 22930), (1210, 16051), (1694, 11465), (2293, 8470), (4235, 4586)]