16658668

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1346

約数の個数: 36

約数和(自身を含む): 33254760

約数和(自身を除く): 16596092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 1297, 2594, 3211, 5188, 6422, 12844, 16861, 24643, 33722, 49286, 67444, 98572, 219193, 320359, 438386, 640718, 876772, 1281436, 4164667, 8329334, 16658668]

約数ペア:

[(1, 16658668), (2, 8329334), (4, 4164667), (13, 1281436), (19, 876772), (26, 640718), (38, 438386), (52, 320359), (76, 219193), (169, 98572), (247, 67444), (338, 49286), (494, 33722), (676, 24643), (988, 16861), (1297, 12844), (2594, 6422), (3211, 5188)]