8478142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 24

約数和(自身を含む): 13812840

約数和(自身を除く): 5334698

約数列:

[1, 2, 19, 38, 47, 94, 101, 202, 893, 1786, 1919, 2209, 3838, 4418, 4747, 9494, 41971, 83942, 90193, 180386, 223109, 446218, 4239071, 8478142]

約数ペア:

[(1, 8478142), (2, 4239071), (19, 446218), (38, 223109), (47, 180386), (94, 90193), (101, 83942), (202, 41971), (893, 9494), (1786, 4747), (1919, 4418), (2209, 3838)]