20168901532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1721}}^1\times {\mathrm{225371}}^1$

素因数の和:227109

約数の個数: 24

約数和(自身を含む): 38032877232

約数和(自身を除く): 17863975700

約数列:

[1, 2, 4, 13, 26, 52, 1721, 3442, 6884, 22373, 44746, 89492, 225371, 450742, 901484, 2929823, 5859646, 11719292, 387863491, 775726982, 1551453964, 5042225383, 10084450766, 20168901532]

約数ペア:

[(1, 20168901532), (2, 10084450766), (4, 5042225383), (13, 1551453964), (26, 775726982), (52, 387863491), (1721, 11719292), (3442, 5859646), (6884, 2929823), (22373, 901484), (44746, 450742), (89492, 225371)]