20093205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2591}}^1$

素因数の和:2657

約数の個数: 32

約数和(自身を含む): 35831808

約数和(自身を除く): 15738603

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2585, 2591, 7755, 7773, 12955, 28501, 38865, 85503, 121777, 142505, 365331, 427515, 608885, 1339547, 1826655, 4018641, 6697735, 20093205]

約数ペア:

[(1, 20093205), (3, 6697735), (5, 4018641), (11, 1826655), (15, 1339547), (33, 608885), (47, 427515), (55, 365331), (141, 142505), (165, 121777), (235, 85503), (517, 38865), (705, 28501), (1551, 12955), (2585, 7773), (2591, 7755)]