20122018581

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23370521}}^1$

素因数の和:23370572

約数の個数: 16

約数和(自身を含む): 31409981568

約数和(自身を除く): 11287962987

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23370521, 70111563, 163593647, 490780941, 958191361, 2874574083, 6707339527, 20122018581]

約数ペア:

[(1, 20122018581), (3, 6707339527), (7, 2874574083), (21, 958191361), (41, 490780941), (123, 163593647), (287, 70111563), (861, 23370521)]