18746008

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6491}}^1$

素因数の和:6535

約数の個数: 24

約数和(自身を含む): 37101780

約数和(自身を除く): 18355772

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6491, 12982, 25964, 51928, 123329, 246658, 493316, 986632, 2343251, 4686502, 9373004, 18746008]

約数ペア:

[(1, 18746008), (2, 9373004), (4, 4686502), (8, 2343251), (19, 986632), (38, 493316), (76, 246658), (152, 123329), (361, 51928), (722, 25964), (1444, 12982), (2888, 6491)]