1963984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{11159}}^1$

素因数の和:11178

約数の個数: 20

約数和(自身を含む): 4151520

約数和(自身を除く): 2187536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 11159, 22318, 44636, 89272, 122749, 178544, 245498, 490996, 981992, 1963984]

約数ペア:

[(1, 1963984), (2, 981992), (4, 490996), (8, 245498), (11, 178544), (16, 122749), (22, 89272), (44, 44636), (88, 22318), (176, 11159)]