20587208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20055352

約数列:

[1, 2, 4, 8, 23, 46, 92, 127, 184, 254, 508, 881, 1016, 1762, 2921, 3524, 5842, 7048, 11684, 20263, 23368, 40526, 81052, 111887, 162104, 223774, 447548, 895096, 2573401, 5146802, 10293604, 20587208]

約数ペア:

[(1, 20587208), (2, 10293604), (4, 5146802), (8, 2573401), (23, 895096), (46, 447548), (92, 223774), (127, 162104), (184, 111887), (254, 81052), (508, 40526), (881, 23368), (1016, 20263), (1762, 11684), (2921, 7048), (3524, 5842)]