20238933968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1619633}}^1$

素因数の和:1619723

約数の個数: 40

約数和(自身を含む): 43380277056

約数和(自身を除く): 23141343088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 1619633, 3239266, 6478532, 12957064, 17815963, 25914128, 35631926, 71263852, 114993943, 142527704, 229987886, 285055408, 459975772, 919951544, 1264933373, 1839903088, 2529866746, 5059733492, 10119466984, 20238933968]

約数ペア:

[(1, 20238933968), (2, 10119466984), (4, 5059733492), (8, 2529866746), (11, 1839903088), (16, 1264933373), (22, 919951544), (44, 459975772), (71, 285055408), (88, 229987886), (142, 142527704), (176, 114993943), (284, 71263852), (568, 35631926), (781, 25914128), (1136, 17815963), (1562, 12957064), (3124, 6478532), (6248, 3239266), (12496, 1619633)]