19348816

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22817}}^1$

素因数の和:22878

約数の個数: 20

約数和(自身を含む): 38197332

約数和(自身を除く): 18848516

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22817, 45634, 91268, 182536, 365072, 1209301, 2418602, 4837204, 9674408, 19348816]

約数ペア:

[(1, 19348816), (2, 9674408), (4, 4837204), (8, 2418602), (16, 1209301), (53, 365072), (106, 182536), (212, 91268), (424, 45634), (848, 22817)]