18305252

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21089}}^1$

素因数の和:21131

約数の個数: 24

約数和(自身を含む): 37793280

約数和(自身を除く): 19488028

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 21089, 42178, 84356, 147623, 295246, 590492, 653759, 1307518, 2615036, 4576313, 9152626, 18305252]

約数ペア:

[(1, 18305252), (2, 9152626), (4, 4576313), (7, 2615036), (14, 1307518), (28, 653759), (31, 590492), (62, 295246), (124, 147623), (217, 84356), (434, 42178), (868, 21089)]