18963802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 33997824

約数和(自身を除く): 15034022

約数列:

[1, 2, 11, 13, 22, 26, 61, 122, 143, 286, 671, 793, 1087, 1342, 1586, 2174, 8723, 11957, 14131, 17446, 23914, 28262, 66307, 132614, 155441, 310882, 729377, 861991, 1458754, 1723982, 9481901, 18963802]

約数ペア:

[(1, 18963802), (2, 9481901), (11, 1723982), (13, 1458754), (22, 861991), (26, 729377), (61, 310882), (122, 155441), (143, 132614), (286, 66307), (671, 28262), (793, 23914), (1087, 17446), (1342, 14131), (1586, 11957), (2174, 8723)]