20276312

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2851}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 43806720

約数和(自身を除く): 23530408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 2851, 3556, 5702, 7112, 11404, 19957, 22808, 39914, 79828, 159656, 362077, 724154, 1448308, 2534539, 2896616, 5069078, 10138156, 20276312]

約数ペア:

[(1, 20276312), (2, 10138156), (4, 5069078), (7, 2896616), (8, 2534539), (14, 1448308), (28, 724154), (56, 362077), (127, 159656), (254, 79828), (508, 39914), (889, 22808), (1016, 19957), (1778, 11404), (2851, 7112), (3556, 5702)]