19818844551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1\times {\mathrm{2207}}^1$

素因数の和:3772

約数の個数: 48

約数和(自身を含む): 31777394688

約数和(自身を除く): 11958550137

約数列:

[1, 3, 9, 11, 33, 61, 99, 183, 549, 671, 1487, 2013, 2207, 4461, 6039, 6621, 13383, 16357, 19863, 24277, 49071, 72831, 90707, 134627, 147213, 218493, 272121, 403881, 816363, 997777, 1211643, 1480897, 2993331, 3281809, 4442691, 8979993, 9845427, 13328073, 29536281, 36099899, 108299697, 200190349, 324899091, 600571047, 1801713141, 2202093839, 6606281517, 19818844551]

約数ペア:

[(1, 19818844551), (3, 6606281517), (9, 2202093839), (11, 1801713141), (33, 600571047), (61, 324899091), (99, 200190349), (183, 108299697), (549, 36099899), (671, 29536281), (1487, 13328073), (2013, 9845427), (2207, 8979993), (4461, 4442691), (6039, 3281809), (6621, 2993331), (13383, 1480897), (16357, 1211643), (19863, 997777), (24277, 816363), (49071, 403881), (72831, 272121), (90707, 218493), (134627, 147213)]