20618224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3779}}^1$

素因数の和:3829

約数の個数: 40

約数和(自身を含む): 44997120

約数和(自身を除く): 24378896

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 3779, 5456, 7558, 15116, 30232, 41569, 60464, 83138, 117149, 166276, 234298, 332552, 468596, 665104, 937192, 1288639, 1874384, 2577278, 5154556, 10309112, 20618224]

約数ペア:

[(1, 20618224), (2, 10309112), (4, 5154556), (8, 2577278), (11, 1874384), (16, 1288639), (22, 937192), (31, 665104), (44, 468596), (62, 332552), (88, 234298), (124, 166276), (176, 117149), (248, 83138), (341, 60464), (496, 41569), (682, 30232), (1364, 15116), (2728, 7558), (3779, 5456)]