20281912

素因数分解:

$2^3\times 7^1\times {\mathrm{362177}}^1$

素因数の和:362190

約数の個数: 16

約数和(自身を含む): 43461360

約数和(自身を除く): 23179448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 362177, 724354, 1448708, 2535239, 2897416, 5070478, 10140956, 20281912]

約数ペア:

[(1, 20281912), (2, 10140956), (4, 5070478), (7, 2897416), (8, 2535239), (14, 1448708), (28, 724354), (56, 362177)]