19996834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2466

約数の個数: 32

約数和(自身を含む): 36469440

約数和(自身を除く): 16472606

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 2411, 4147, 4822, 8294, 26521, 31343, 53042, 62686, 69919, 139838, 344773, 689546, 769109, 908947, 1538218, 1817894, 9998417, 19996834]

約数ペア:

[(1, 19996834), (2, 9998417), (11, 1817894), (13, 1538218), (22, 908947), (26, 769109), (29, 689546), (58, 344773), (143, 139838), (286, 69919), (319, 62686), (377, 53042), (638, 31343), (754, 26521), (2411, 8294), (4147, 4822)]