12919712

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{2389}}^1$

素因数の和:2425

約数の個数: 36

約数和(自身を含む): 27554310

約数和(自身を除く): 14634598

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2389, 2704, 4778, 5408, 9556, 19112, 31057, 38224, 62114, 76448, 124228, 248456, 403741, 496912, 807482, 993824, 1614964, 3229928, 6459856, 12919712]

約数ペア:

[(1, 12919712), (2, 6459856), (4, 3229928), (8, 1614964), (13, 993824), (16, 807482), (26, 496912), (32, 403741), (52, 248456), (104, 124228), (169, 76448), (208, 62114), (338, 38224), (416, 31057), (676, 19112), (1352, 9556), (2389, 5408), (2704, 4778)]