11916970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 24144120

約数和(自身を除く): 12227150

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 109, 130, 145, 218, 290, 377, 545, 754, 841, 1090, 1417, 1682, 1885, 2834, 3161, 3770, 4205, 6322, 7085, 8410, 10933, 14170, 15805, 21866, 31610, 41093, 54665, 82186, 91669, 109330, 183338, 205465, 410930, 458345, 916690, 1191697, 2383394, 5958485, 11916970]

約数ペア:

[(1, 11916970), (2, 5958485), (5, 2383394), (10, 1191697), (13, 916690), (26, 458345), (29, 410930), (58, 205465), (65, 183338), (109, 109330), (130, 91669), (145, 82186), (218, 54665), (290, 41093), (377, 31610), (545, 21866), (754, 15805), (841, 14170), (1090, 10933), (1417, 8410), (1682, 7085), (1885, 6322), (2834, 4205), (3161, 3770)]