20122861808

素因数分解:

$2^4\times 7^1\times {\mathrm{179668409}}^1$

素因数の和:179668424

約数の個数: 20

約数和(自身を含む): 44557765680

約数和(自身を除く): 24434903872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179668409, 359336818, 718673636, 1257678863, 1437347272, 2515357726, 2874694544, 5030715452, 10061430904, 20122861808]

約数ペア:

[(1, 20122861808), (2, 10061430904), (4, 5030715452), (7, 2874694544), (8, 2515357726), (14, 1437347272), (16, 1257678863), (28, 718673636), (56, 359336818), (112, 179668409)]