20850975

素因数分解:

$3^2\times 5^2\times {\mathrm{92671}}^1$

素因数の和:92687

約数の個数: 18

約数和(自身を含む): 37346816

約数和(自身を除く): 16495841

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 92671, 278013, 463355, 834039, 1390065, 2316775, 4170195, 6950325, 20850975]

約数ペア:

[(1, 20850975), (3, 6950325), (5, 4170195), (9, 2316775), (15, 1390065), (25, 834039), (45, 463355), (75, 278013), (225, 92671)]