20156444

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9349}}^1$

素因数の和:9378

約数の個数: 36

約数和(自身を含む): 44767800

約数和(自身を除く): 24611356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 9349, 18698, 37396, 65443, 102839, 130886, 205678, 261772, 411356, 458101, 719873, 916202, 1439746, 1832404, 2879492, 5039111, 10078222, 20156444]

約数ペア:

[(1, 20156444), (2, 10078222), (4, 5039111), (7, 2879492), (11, 1832404), (14, 1439746), (22, 916202), (28, 719873), (44, 458101), (49, 411356), (77, 261772), (98, 205678), (154, 130886), (196, 102839), (308, 65443), (539, 37396), (1078, 18698), (2156, 9349)]