19498182

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 23938554

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 121, 214, 242, 251, 321, 363, 502, 642, 726, 753, 1177, 1506, 2354, 2761, 3531, 5522, 7062, 8283, 12947, 16566, 25894, 26857, 30371, 38841, 53714, 60742, 77682, 80571, 91113, 161142, 182226, 295427, 590854, 886281, 1772562, 3249697, 6499394, 9749091, 19498182]

約数ペア:

[(1, 19498182), (2, 9749091), (3, 6499394), (6, 3249697), (11, 1772562), (22, 886281), (33, 590854), (66, 295427), (107, 182226), (121, 161142), (214, 91113), (242, 80571), (251, 77682), (321, 60742), (363, 53714), (502, 38841), (642, 30371), (726, 26857), (753, 25894), (1177, 16566), (1506, 12947), (2354, 8283), (2761, 7062), (3531, 5522)]