1688943664

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{968431}}^1$

素因数の和:968548

約数の個数: 20

約数和(自身を含む): 3302353120

約数和(自身を除く): 1613409456

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 968431, 1936862, 3873724, 7747448, 15494896, 105558979, 211117958, 422235916, 844471832, 1688943664]

約数ペア:

[(1, 1688943664), (2, 844471832), (4, 422235916), (8, 211117958), (16, 105558979), (109, 15494896), (218, 7747448), (436, 3873724), (872, 1936862), (1744, 968431)]