20218683849

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10580159}}^1$

素因数の和:10580189

約数の個数: 24

約数和(自身を含む): 33771870720

約数和(自身を除く): 13553186871

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10580159, 31740477, 74061113, 137542067, 222183339, 412626201, 518427791, 962794469, 1555283373, 2888383407, 6739561283, 20218683849]

約数ペア:

[(1, 20218683849), (3, 6739561283), (7, 2888383407), (13, 1555283373), (21, 962794469), (39, 518427791), (49, 412626201), (91, 222183339), (147, 137542067), (273, 74061113), (637, 31740477), (1911, 10580159)]