19311710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^2$

素因数の和:856

約数の個数: 24

約数和(自身を含む): 38011896

約数和(自身を除く): 18700186

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 419, 838, 2095, 4190, 4609, 9218, 23045, 46090, 175561, 351122, 877805, 1755610, 1931171, 3862342, 9655855, 19311710]

約数ペア:

[(1, 19311710), (2, 9655855), (5, 3862342), (10, 1931171), (11, 1755610), (22, 877805), (55, 351122), (110, 175561), (419, 46090), (838, 23045), (2095, 9218), (4190, 4609)]