19143608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1031}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 39381120

約数和(自身を除く): 20237512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211, 422, 844, 1031, 1688, 2062, 2321, 4124, 4642, 8248, 9284, 11341, 18568, 22682, 45364, 90728, 217541, 435082, 870164, 1740328, 2392951, 4785902, 9571804, 19143608]

約数ペア:

[(1, 19143608), (2, 9571804), (4, 4785902), (8, 2392951), (11, 1740328), (22, 870164), (44, 435082), (88, 217541), (211, 90728), (422, 45364), (844, 22682), (1031, 18568), (1688, 11341), (2062, 9284), (2321, 8248), (4124, 4642)]