220191836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{10691}}^1$

素因数の和:10985

約数の個数: 24

約数和(自身を含む): 407151360

約数和(自身を除く): 186959524

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 1084, 5149, 10298, 10691, 20596, 21382, 42764, 203129, 406258, 812516, 2897261, 5794522, 11589044, 55047959, 110095918, 220191836]

約数ペア:

[(1, 220191836), (2, 110095918), (4, 55047959), (19, 11589044), (38, 5794522), (76, 2897261), (271, 812516), (542, 406258), (1084, 203129), (5149, 42764), (10298, 21382), (10691, 20596)]