51720318

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11633}}^1$

素因数の和:11673

約数の個数: 48

約数和(自身を含む): 127043280

約数和(自身を除く): 75322962

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 11633, 23266, 34899, 69798, 104697, 151229, 209394, 221027, 302458, 442054, 453687, 663081, 907374, 1326162, 1361061, 1989243, 2722122, 2873351, 3978486, 5746702, 8620053, 17240106, 25860159, 51720318]

約数ペア:

[(1, 51720318), (2, 25860159), (3, 17240106), (6, 8620053), (9, 5746702), (13, 3978486), (18, 2873351), (19, 2722122), (26, 1989243), (38, 1361061), (39, 1326162), (57, 907374), (78, 663081), (114, 453687), (117, 442054), (171, 302458), (234, 221027), (247, 209394), (342, 151229), (494, 104697), (741, 69798), (1482, 34899), (2223, 23266), (4446, 11633)]