20187059224

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8731427}}^1$

素因数の和:8731467

約数の個数: 24

約数和(自身を含む): 40208225940

約数和(自身を除く): 20021166716

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8731427, 17462854, 34925708, 69851416, 148434259, 296868518, 593737036, 1187474072, 2523382403, 5046764806, 10093529612, 20187059224]

約数ペア:

[(1, 20187059224), (2, 10093529612), (4, 5046764806), (8, 2523382403), (17, 1187474072), (34, 593737036), (68, 296868518), (136, 148434259), (289, 69851416), (578, 34925708), (1156, 17462854), (2312, 8731427)]