19104778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{947}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 36039168

約数和(自身を除く): 16934390

約数列:

[1, 2, 7, 11, 14, 22, 77, 131, 154, 262, 917, 947, 1441, 1834, 1894, 2882, 6629, 10087, 10417, 13258, 20174, 20834, 72919, 124057, 145838, 248114, 868399, 1364627, 1736798, 2729254, 9552389, 19104778]

約数ペア:

[(1, 19104778), (2, 9552389), (7, 2729254), (11, 1736798), (14, 1364627), (22, 868399), (77, 248114), (131, 145838), (154, 124057), (262, 72919), (917, 20834), (947, 20174), (1441, 13258), (1834, 10417), (1894, 10087), (2882, 6629)]