11918168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 23814000

約数和(自身を除く): 11895832

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 881, 1691, 1762, 3382, 3524, 6764, 7048, 13528, 16739, 33478, 66956, 78409, 133912, 156818, 313636, 627272, 1489771, 2979542, 5959084, 11918168]

約数ペア:

[(1, 11918168), (2, 5959084), (4, 2979542), (8, 1489771), (19, 627272), (38, 313636), (76, 156818), (89, 133912), (152, 78409), (178, 66956), (356, 33478), (712, 16739), (881, 13528), (1691, 7048), (1762, 6764), (3382, 3524)]