19138408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{77171}}^1$

素因数の和:77208

約数の個数: 16

約数和(自身を含む): 37042560

約数和(自身を除く): 17904152

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 77171, 154342, 308684, 617368, 2392301, 4784602, 9569204, 19138408]

約数ペア:

[(1, 19138408), (2, 9569204), (4, 4784602), (8, 2392301), (31, 617368), (62, 308684), (124, 154342), (248, 77171)]