20161968417

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{12227}}^1$

素因数の和:12782

約数の個数: 32

約数和(自身を含む): 30139574400

約数和(自身を除く): 9977605983

約数列:

[1, 3, 9, 27, 157, 389, 471, 1167, 1413, 3501, 4239, 10503, 12227, 36681, 61073, 110043, 183219, 330129, 549657, 1648971, 1919639, 4756303, 5758917, 14268909, 17276751, 42806727, 51830253, 128420181, 746739571, 2240218713, 6720656139, 20161968417]

約数ペア:

[(1, 20161968417), (3, 6720656139), (9, 2240218713), (27, 746739571), (157, 128420181), (389, 51830253), (471, 42806727), (1167, 17276751), (1413, 14268909), (3501, 5758917), (4239, 4756303), (10503, 1919639), (12227, 1648971), (36681, 549657), (61073, 330129), (110043, 183219)]