31220816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3419

約数の個数: 40

約数和(自身を含む): 67254624

約数和(自身を除く): 36033808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2332, 3347, 4664, 6694, 9328, 13388, 26776, 36817, 53552, 73634, 147268, 177391, 294536, 354782, 589072, 709564, 1419128, 1951301, 2838256, 3902602, 7805204, 15610408, 31220816]

約数ペア:

[(1, 31220816), (2, 15610408), (4, 7805204), (8, 3902602), (11, 2838256), (16, 1951301), (22, 1419128), (44, 709564), (53, 589072), (88, 354782), (106, 294536), (176, 177391), (212, 147268), (424, 73634), (583, 53552), (848, 36817), (1166, 26776), (2332, 13388), (3347, 9328), (4664, 6694)]