19481008

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11821}}^1$

素因数の和:11932

約数の個数: 20

約数和(自身を含む): 38114128

約数和(自身を除く): 18633120

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11821, 23642, 47284, 94568, 189136, 1217563, 2435126, 4870252, 9740504, 19481008]

約数ペア:

[(1, 19481008), (2, 9740504), (4, 4870252), (8, 2435126), (16, 1217563), (103, 189136), (206, 94568), (412, 47284), (824, 23642), (1648, 11821)]