20021812

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 36005760

約数和(自身を除く): 15983948

約数列:

[1, 2, 4, 47, 94, 188, 281, 379, 562, 758, 1124, 1516, 13207, 17813, 26414, 35626, 52828, 71252, 106499, 212998, 425996, 5005453, 10010906, 20021812]

約数ペア:

[(1, 20021812), (2, 10010906), (4, 5005453), (47, 425996), (94, 212998), (188, 106499), (281, 71252), (379, 52828), (562, 35626), (758, 26414), (1124, 17813), (1516, 13207)]