16905196

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7841}}^1$

素因数の和:7870

約数の個数: 36

約数和(自身を含む): 37547496

約数和(自身を除く): 20642300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 7841, 15682, 31364, 54887, 86251, 109774, 172502, 219548, 345004, 384209, 603757, 768418, 1207514, 1536836, 2415028, 4226299, 8452598, 16905196]

約数ペア:

[(1, 16905196), (2, 8452598), (4, 4226299), (7, 2415028), (11, 1536836), (14, 1207514), (22, 768418), (28, 603757), (44, 384209), (49, 345004), (77, 219548), (98, 172502), (154, 109774), (196, 86251), (308, 54887), (539, 31364), (1078, 15682), (2156, 7841)]