12777158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 21168000

約数和(自身を除く): 8390842

約数列:

[1, 2, 19, 38, 41, 59, 82, 118, 139, 278, 779, 1121, 1558, 2242, 2419, 2641, 4838, 5282, 5699, 8201, 11398, 16402, 45961, 91922, 108281, 155819, 216562, 311638, 336241, 672482, 6388579, 12777158]

約数ペア:

[(1, 12777158), (2, 6388579), (19, 672482), (38, 336241), (41, 311638), (59, 216562), (82, 155819), (118, 108281), (139, 91922), (278, 45961), (779, 16402), (1121, 11398), (1558, 8201), (2242, 5699), (2419, 5282), (2641, 4838)]