19680122

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2719}}^1$

素因数の和:2786

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 17921158

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 2719, 3619, 5438, 7238, 19033, 29909, 38066, 59818, 127793, 209363, 255586, 418726, 894551, 1405723, 1789102, 2811446, 9840061, 19680122]

約数ペア:

[(1, 19680122), (2, 9840061), (7, 2811446), (11, 1789102), (14, 1405723), (22, 894551), (47, 418726), (77, 255586), (94, 209363), (154, 127793), (329, 59818), (517, 38066), (658, 29909), (1034, 19033), (2719, 7238), (3619, 5438)]