20866544

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44971}}^1$

素因数の和:45008

約数の個数: 20

約数和(自身を含む): 41823960

約数和(自身を除く): 20957416

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44971, 89942, 179884, 359768, 719536, 1304159, 2608318, 5216636, 10433272, 20866544]

約数ペア:

[(1, 20866544), (2, 10433272), (4, 5216636), (8, 2608318), (16, 1304159), (29, 719536), (58, 359768), (116, 179884), (232, 89942), (464, 44971)]