20453044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1409}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 37900800

約数和(自身を除く): 17447756

約数列:

[1, 2, 4, 19, 38, 76, 191, 382, 764, 1409, 2818, 3629, 5636, 7258, 14516, 26771, 53542, 107084, 269119, 538238, 1076476, 5113261, 10226522, 20453044]

約数ペア:

[(1, 20453044), (2, 10226522), (4, 5113261), (19, 1076476), (38, 538238), (76, 269119), (191, 107084), (382, 53542), (764, 26771), (1409, 14516), (2818, 7258), (3629, 5636)]