20161944856

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19238497}}^1$

素因数の和:19238634

約数の個数: 16

約数和(自身を含む): 38092226040

約数和(自身を除く): 17930281184

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19238497, 38476994, 76953988, 153907976, 2520243107, 5040486214, 10080972428, 20161944856]

約数ペア:

[(1, 20161944856), (2, 10080972428), (4, 5040486214), (8, 2520243107), (131, 153907976), (262, 76953988), (524, 38476994), (1048, 19238497)]