18705183

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 29982720

約数和(自身を除く): 11277537

約数列:

[1, 3, 7, 21, 31, 59, 93, 177, 217, 413, 487, 651, 1239, 1461, 1829, 3409, 5487, 10227, 12803, 15097, 28733, 38409, 45291, 86199, 105679, 201131, 317037, 603393, 890723, 2672169, 6235061, 18705183]

約数ペア:

[(1, 18705183), (3, 6235061), (7, 2672169), (21, 890723), (31, 603393), (59, 317037), (93, 201131), (177, 105679), (217, 86199), (413, 45291), (487, 38409), (651, 28733), (1239, 15097), (1461, 12803), (1829, 10227), (3409, 5487)]