1805136508

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{21397}}^1$

素因数の和:21562

約数の個数: 48

約数和(自身を含む): 3796176384

約数和(自身を除く): 1991039876

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 131, 161, 262, 322, 524, 644, 917, 1834, 3013, 3668, 6026, 12052, 21091, 21397, 42182, 42794, 84364, 85588, 149779, 299558, 492131, 599116, 984262, 1968524, 2803007, 3444917, 5606014, 6889834, 11212028, 13779668, 19621049, 39242098, 64469161, 78484196, 128938322, 257876644, 451284127, 902568254, 1805136508]

約数ペア:

[(1, 1805136508), (2, 902568254), (4, 451284127), (7, 257876644), (14, 128938322), (23, 78484196), (28, 64469161), (46, 39242098), (92, 19621049), (131, 13779668), (161, 11212028), (262, 6889834), (322, 5606014), (524, 3444917), (644, 2803007), (917, 1968524), (1834, 984262), (3013, 599116), (3668, 492131), (6026, 299558), (12052, 149779), (21091, 85588), (21397, 84364), (42182, 42794)]