40643876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{111659}}^1$

素因数の和:111683

約数の個数: 24

約数和(自身を含む): 87541440

約数和(自身を除く): 46897564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 111659, 223318, 446636, 781613, 1451567, 1563226, 2903134, 3126452, 5806268, 10160969, 20321938, 40643876]

約数ペア:

[(1, 40643876), (2, 20321938), (4, 10160969), (7, 5806268), (13, 3126452), (14, 2903134), (26, 1563226), (28, 1451567), (52, 781613), (91, 446636), (182, 223318), (364, 111659)]