20106565773

素因数分解:

$3^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{381001}}^1$

素因数の和:381377

約数の個数: 24

約数和(自身を含む): 31272644160

約数和(自身を除く): 11166078387

約数列:

[1, 3, 7, 21, 49, 147, 359, 1077, 2513, 7539, 17591, 52773, 381001, 1143003, 2667007, 8001021, 18669049, 56007147, 136779359, 410338077, 957455513, 2872366539, 6702188591, 20106565773]

約数ペア:

[(1, 20106565773), (3, 6702188591), (7, 2872366539), (21, 957455513), (49, 410338077), (147, 136779359), (359, 56007147), (1077, 18669049), (2513, 8001021), (7539, 2667007), (17591, 1143003), (52773, 381001)]