18686085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 32814720

約数和(自身を除く): 14128635

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 269, 421, 807, 1263, 1345, 2105, 2959, 4035, 4631, 6315, 8877, 13893, 14795, 23155, 44385, 69465, 113249, 339747, 566245, 1245739, 1698735, 3737217, 6228695, 18686085]

約数ペア:

[(1, 18686085), (3, 6228695), (5, 3737217), (11, 1698735), (15, 1245739), (33, 566245), (55, 339747), (165, 113249), (269, 69465), (421, 44385), (807, 23155), (1263, 14795), (1345, 13893), (2105, 8877), (2959, 6315), (4035, 4631)]