20252309

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 27033600

約数和(自身を除く): 6781291

約数列:

[1, 7, 11, 19, 77, 109, 127, 133, 209, 763, 889, 1199, 1397, 1463, 2071, 2413, 8393, 9779, 13843, 14497, 16891, 22781, 26543, 96901, 152273, 159467, 185801, 263017, 1065911, 1841119, 2893187, 20252309]

約数ペア:

[(1, 20252309), (7, 2893187), (11, 1841119), (19, 1065911), (77, 263017), (109, 185801), (127, 159467), (133, 152273), (209, 96901), (763, 26543), (889, 22781), (1199, 16891), (1397, 14497), (1463, 13843), (2071, 9779), (2413, 8393)]