18689886

素因数分解:

$2^1\times 3^3\times {\mathrm{283}}^1\times {\mathrm{1223}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 41713920

約数和(自身を除く): 23024034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 283, 566, 849, 1223, 1698, 2446, 2547, 3669, 5094, 7338, 7641, 11007, 15282, 22014, 33021, 66042, 346109, 692218, 1038327, 2076654, 3114981, 6229962, 9344943, 18689886]

約数ペア:

[(1, 18689886), (2, 9344943), (3, 6229962), (6, 3114981), (9, 2076654), (18, 1038327), (27, 692218), (54, 346109), (283, 66042), (566, 33021), (849, 22014), (1223, 15282), (1698, 11007), (2446, 7641), (2547, 7338), (3669, 5094)]