19827863

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 22809600

約数和(自身を除く): 2981737

約数列:

[1, 11, 23, 109, 253, 719, 1199, 2507, 7909, 16537, 27577, 78371, 181907, 862081, 1802533, 19827863]

約数ペア:

[(1, 19827863), (11, 1802533), (23, 862081), (109, 181907), (253, 78371), (719, 27577), (1199, 16537), (2507, 7909)]