18445936

素因数分解:

$2^4\times {\mathrm{541}}^1\times {\mathrm{2131}}^1$

素因数の和:2680

約数の個数: 20

約数和(自身を含む): 35821864

約数和(自身を除く): 17375928

約数列:

[1, 2, 4, 8, 16, 541, 1082, 2131, 2164, 4262, 4328, 8524, 8656, 17048, 34096, 1152871, 2305742, 4611484, 9222968, 18445936]

約数ペア:

[(1, 18445936), (2, 9222968), (4, 4611484), (8, 2305742), (16, 1152871), (541, 34096), (1082, 17048), (2131, 8656), (2164, 8524), (4262, 4328)]