19996844

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31051}}^1$

素因数の和:31085

約数の個数: 24

約数和(自身を含む): 41733888

約数和(自身を除く): 21737044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31051, 62102, 124204, 217357, 434714, 714173, 869428, 1428346, 2856692, 4999211, 9998422, 19996844]

約数ペア:

[(1, 19996844), (2, 9998422), (4, 4999211), (7, 2856692), (14, 1428346), (23, 869428), (28, 714173), (46, 434714), (92, 217357), (161, 124204), (322, 62102), (644, 31051)]