91021636

素因数分解:

$2^2\times {\mathrm{251}}^1\times {\mathrm{90659}}^1$

素因数の和:90914

約数の個数: 12

約数和(自身を含む): 159924240

約数和(自身を除く): 68902604

約数列:

[1, 2, 4, 251, 502, 1004, 90659, 181318, 362636, 22755409, 45510818, 91021636]

約数ペア:

[(1, 91021636), (2, 45510818), (4, 22755409), (251, 362636), (502, 181318), (1004, 90659)]