19425136

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22907}}^1$

素因数の和:22968

約数の個数: 20

約数和(自身を含む): 38347992

約数和(自身を除く): 18922856

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22907, 45814, 91628, 183256, 366512, 1214071, 2428142, 4856284, 9712568, 19425136]

約数ペア:

[(1, 19425136), (2, 9712568), (4, 4856284), (8, 2428142), (16, 1214071), (53, 366512), (106, 183256), (212, 91628), (424, 45814), (848, 22907)]