17982356

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20717}}^1$

素因数の和:20759

約数の個数: 24

約数和(自身を含む): 37126656

約数和(自身を除く): 19144300

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 20717, 41434, 82868, 145019, 290038, 580076, 642227, 1284454, 2568908, 4495589, 8991178, 17982356]

約数ペア:

[(1, 17982356), (2, 8991178), (4, 4495589), (7, 2568908), (14, 1284454), (28, 642227), (31, 580076), (62, 290038), (124, 145019), (217, 82868), (434, 41434), (868, 20717)]