20854855

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14533}}^1$

素因数の和:14586

約数の個数: 16

約数和(自身を含む): 29300544

約数和(自身を除く): 8445689

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14533, 72665, 101731, 508655, 595853, 2979265, 4170971, 20854855]

約数ペア:

[(1, 20854855), (5, 4170971), (7, 2979265), (35, 595853), (41, 508655), (205, 101731), (287, 72665), (1435, 14533)]