20001364

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1129}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 36196160

約数和(自身を除く): 16194796

約数列:

[1, 2, 4, 43, 86, 103, 172, 206, 412, 1129, 2258, 4429, 4516, 8858, 17716, 48547, 97094, 116287, 194188, 232574, 465148, 5000341, 10000682, 20001364]

約数ペア:

[(1, 20001364), (2, 10000682), (4, 5000341), (43, 465148), (86, 232574), (103, 194188), (172, 116287), (206, 97094), (412, 48547), (1129, 17716), (2258, 8858), (4429, 4516)]