20128104

素因数分解:

$2^3\times 3^2\times {\mathrm{279557}}^1$

素因数の和:279569

約数の個数: 24

約数和(自身を含む): 54513810

約数和(自身を除く): 34385706

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 279557, 559114, 838671, 1118228, 1677342, 2236456, 2516013, 3354684, 5032026, 6709368, 10064052, 20128104]

約数ペア:

[(1, 20128104), (2, 10064052), (3, 6709368), (4, 5032026), (6, 3354684), (8, 2516013), (9, 2236456), (12, 1677342), (18, 1118228), (24, 838671), (36, 559114), (72, 279557)]