2020790163

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{7481}}^1$

素因数の和:8187

約数の個数: 32

約数和(自身を含む): 3246589440

約数和(自身を除く): 1225799277

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 677, 2031, 4739, 7481, 12863, 14217, 22443, 38589, 52367, 90041, 142139, 157101, 270123, 426417, 994973, 2984919, 5064637, 15193911, 35452459, 96228103, 106357377, 288684309, 673596721, 2020790163]

約数ペア:

[(1, 2020790163), (3, 673596721), (7, 288684309), (19, 106357377), (21, 96228103), (57, 35452459), (133, 15193911), (399, 5064637), (677, 2984919), (2031, 994973), (4739, 426417), (7481, 270123), (12863, 157101), (14217, 142139), (22443, 90041), (38589, 52367)]