19920515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1789}}^1$

素因数の和:1942

約数の個数: 16

約数和(自身を含む): 25518240

約数和(自身を除く): 5597725

約数列:

[1, 5, 17, 85, 131, 655, 1789, 2227, 8945, 11135, 30413, 152065, 234359, 1171795, 3984103, 19920515]

約数ペア:

[(1, 19920515), (5, 3984103), (17, 1171795), (85, 234359), (131, 152065), (655, 30413), (1789, 11135), (2227, 8945)]