19108210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 37718784

約数和(自身を除く): 18610574

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 641, 1282, 1355, 2710, 2981, 3205, 5962, 6410, 7051, 14102, 14905, 29810, 35255, 70510, 173711, 347422, 868555, 1737110, 1910821, 3821642, 9554105, 19108210]

約数ペア:

[(1, 19108210), (2, 9554105), (5, 3821642), (10, 1910821), (11, 1737110), (22, 868555), (55, 347422), (110, 173711), (271, 70510), (542, 35255), (641, 29810), (1282, 14905), (1355, 14102), (2710, 7051), (2981, 6410), (3205, 5962)]