20155173008

素因数分解:

$2^4\times {\mathrm{2791}}^1\times {\mathrm{451343}}^1$

素因数の和:454142

約数の個数: 20

約数和(自身を含む): 39064725888

約数和(自身を除く): 18909552880

約数列:

[1, 2, 4, 8, 16, 2791, 5582, 11164, 22328, 44656, 451343, 902686, 1805372, 3610744, 7221488, 1259698313, 2519396626, 5038793252, 10077586504, 20155173008]

約数ペア:

[(1, 20155173008), (2, 10077586504), (4, 5038793252), (8, 2519396626), (16, 1259698313), (2791, 7221488), (5582, 3610744), (11164, 1805372), (22328, 902686), (44656, 451343)]