18442864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{104789}}^1$

素因数の和:104808

約数の個数: 20

約数和(自身を含む): 38981880

約数和(自身を除く): 20539016

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 104789, 209578, 419156, 838312, 1152679, 1676624, 2305358, 4610716, 9221432, 18442864]

約数ペア:

[(1, 18442864), (2, 9221432), (4, 4610716), (8, 2305358), (11, 1676624), (16, 1152679), (22, 838312), (44, 419156), (88, 209578), (176, 104789)]