19196177

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 26148864

約数和(自身を除く): 6952687

約数列:

[1, 7, 11, 13, 77, 91, 127, 143, 151, 889, 1001, 1057, 1397, 1651, 1661, 1963, 9779, 11557, 11627, 13741, 18161, 19177, 21593, 127127, 134239, 151151, 210947, 249301, 1476629, 1745107, 2742311, 19196177]

約数ペア:

[(1, 19196177), (7, 2742311), (11, 1745107), (13, 1476629), (77, 249301), (91, 210947), (127, 151151), (143, 134239), (151, 127127), (889, 21593), (1001, 19177), (1057, 18161), (1397, 13741), (1651, 11627), (1661, 11557), (1963, 9779)]