20199498081

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41820907}}^1$

素因数の和:41820940

約数の個数: 16

約数和(自身を含む): 32118457344

約数和(自身を除く): 11918959263

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41820907, 125462721, 292746349, 878239047, 961880861, 2885642583, 6733166027, 20199498081]

約数ペア:

[(1, 20199498081), (3, 6733166027), (7, 2885642583), (21, 961880861), (23, 878239047), (69, 292746349), (161, 125462721), (483, 41820907)]