20296419

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 64

約数和(自身を含む): 35417088

約数和(自身を除く): 15120669

約数列:

[1, 3, 11, 13, 17, 23, 33, 39, 51, 69, 121, 143, 187, 221, 253, 299, 363, 391, 429, 561, 663, 759, 897, 1173, 1331, 1573, 2057, 2431, 2783, 3289, 3993, 4301, 4719, 5083, 6171, 7293, 8349, 9867, 12903, 15249, 17303, 22627, 26741, 30613, 36179, 47311, 51909, 55913, 67881, 80223, 91839, 108537, 141933, 167739, 294151, 397969, 520421, 615043, 882453, 1193907, 1561263, 1845129, 6765473, 20296419]

約数ペア:

[(1, 20296419), (3, 6765473), (11, 1845129), (13, 1561263), (17, 1193907), (23, 882453), (33, 615043), (39, 520421), (51, 397969), (69, 294151), (121, 167739), (143, 141933), (187, 108537), (221, 91839), (253, 80223), (299, 67881), (363, 55913), (391, 51909), (429, 47311), (561, 36179), (663, 30613), (759, 26741), (897, 22627), (1173, 17303), (1331, 15249), (1573, 12903), (2057, 9867), (2431, 8349), (2783, 7293), (3289, 6171), (3993, 5083), (4301, 4719)]