19495458

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{2423}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 43632000

約数和(自身を除く): 24136542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 298, 447, 894, 1341, 2423, 2682, 4023, 4846, 7269, 8046, 14538, 21807, 43614, 65421, 130842, 361027, 722054, 1083081, 2166162, 3249243, 6498486, 9747729, 19495458]

約数ペア:

[(1, 19495458), (2, 9747729), (3, 6498486), (6, 3249243), (9, 2166162), (18, 1083081), (27, 722054), (54, 361027), (149, 130842), (298, 65421), (447, 43614), (894, 21807), (1341, 14538), (2423, 8046), (2682, 7269), (4023, 4846)]