20552295

素因数分解:

$3^1\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1249}}^1$

素因数の和:2354

約数の個数: 16

約数和(自身を含む): 32940000

約数和(自身を除く): 12387705

約数列:

[1, 3, 5, 15, 1097, 1249, 3291, 3747, 5485, 6245, 16455, 18735, 1370153, 4110459, 6850765, 20552295]

約数ペア:

[(1, 20552295), (3, 6850765), (5, 4110459), (15, 1370153), (1097, 18735), (1249, 16455), (3291, 6245), (3747, 5485)]