20349904

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{6659}}^1$

素因数の和:6858

約数の個数: 20

約数和(自身を含む): 39640320

約数和(自身を除く): 19290416

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 6659, 13318, 26636, 53272, 106544, 1271869, 2543738, 5087476, 10174952, 20349904]

約数ペア:

[(1, 20349904), (2, 10174952), (4, 5087476), (8, 2543738), (16, 1271869), (191, 106544), (382, 53272), (764, 26636), (1528, 13318), (3056, 6659)]