19973225831

素因数分解:

${\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2131}}^1\times {\mathrm{3623}}^1$

素因数の和:5966

約数の個数: 16

約数和(自身を含む): 21633830400

約数和(自身を除く): 1660604569

約数列:

[1, 13, 199, 2131, 2587, 3623, 27703, 47099, 424069, 720977, 5512897, 7720613, 9372701, 100367969, 1536401987, 19973225831]

約数ペア:

[(1, 19973225831), (13, 1536401987), (199, 100367969), (2131, 9372701), (2587, 7720613), (3623, 5512897), (27703, 720977), (47099, 424069)]