20792454

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 21664506

約数列:

[1, 2, 3, 6, 107, 139, 214, 233, 278, 321, 417, 466, 642, 699, 834, 1398, 14873, 24931, 29746, 32387, 44619, 49862, 64774, 74793, 89238, 97161, 149586, 194322, 3465409, 6930818, 10396227, 20792454]

約数ペア:

[(1, 20792454), (2, 10396227), (3, 6930818), (6, 3465409), (107, 194322), (139, 149586), (214, 97161), (233, 89238), (278, 74793), (321, 64774), (417, 49862), (466, 44619), (642, 32387), (699, 29746), (834, 24931), (1398, 14873)]