19766418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1663}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 45367296

約数和(自身を除く): 25600878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 283, 566, 849, 1663, 1698, 1981, 3326, 3962, 4989, 5943, 9978, 11641, 11886, 23282, 34923, 69846, 470629, 941258, 1411887, 2823774, 3294403, 6588806, 9883209, 19766418]

約数ペア:

[(1, 19766418), (2, 9883209), (3, 6588806), (6, 3294403), (7, 2823774), (14, 1411887), (21, 941258), (42, 470629), (283, 69846), (566, 34923), (849, 23282), (1663, 11886), (1698, 11641), (1981, 9978), (3326, 5943), (3962, 4989)]