19138838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4297}}^1$

素因数の和:4447

約数の個数: 16

約数和(自身を含む): 30636144

約数和(自身を除く): 11497306

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4297, 4454, 8594, 73049, 146098, 562907, 1125814, 9569419, 19138838]

約数ペア:

[(1, 19138838), (2, 9569419), (17, 1125814), (34, 562907), (131, 146098), (262, 73049), (2227, 8594), (4297, 4454)]