202155778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{20107}}^1$

素因数の和:20577

約数の個数: 16

約数和(自身を含む): 331540704

約数和(自身を除く): 129384926

約数列:

[1, 2, 11, 22, 457, 914, 5027, 10054, 20107, 40214, 221177, 442354, 9188899, 18377798, 101077889, 202155778]

約数ペア:

[(1, 202155778), (2, 101077889), (11, 18377798), (22, 9188899), (457, 442354), (914, 221177), (5027, 40214), (10054, 20107)]