20768115

素因数分解:

$3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2843}}^1$

素因数の和:3338

約数の個数: 16

約数和(自身を含む): 33308928

約数和(自身を除く): 12540813

約数列:

[1, 3, 5, 15, 487, 1461, 2435, 2843, 7305, 8529, 14215, 42645, 1384541, 4153623, 6922705, 20768115]

約数ペア:

[(1, 20768115), (3, 6922705), (5, 4153623), (15, 1384541), (487, 42645), (1461, 14215), (2435, 8529), (2843, 7305)]