2239664

素因数分解:

$2^4\times 7^1\times {\mathrm{19997}}^1$

素因数の和:20012

約数の個数: 20

約数和(自身を含む): 4959504

約数和(自身を除く): 2719840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 19997, 39994, 79988, 139979, 159976, 279958, 319952, 559916, 1119832, 2239664]

約数ペア:

[(1, 2239664), (2, 1119832), (4, 559916), (7, 319952), (8, 279958), (14, 159976), (16, 139979), (28, 79988), (56, 39994), (112, 19997)]