2019202311

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{6211}}^1$

素因数の和:6471

約数の個数: 32

約数和(自身を含む): 3127269888

約数和(自身を除く): 1108067577

約数列:

[1, 3, 7, 21, 113, 137, 339, 411, 791, 959, 2373, 2877, 6211, 15481, 18633, 43477, 46443, 108367, 130431, 325101, 701843, 850907, 2105529, 2552721, 4912901, 5956349, 14738703, 17869047, 96152491, 288457473, 673067437, 2019202311]

約数ペア:

[(1, 2019202311), (3, 673067437), (7, 288457473), (21, 96152491), (113, 17869047), (137, 14738703), (339, 5956349), (411, 4912901), (791, 2552721), (959, 2105529), (2373, 850907), (2877, 701843), (6211, 325101), (15481, 130431), (18633, 108367), (43477, 46443)]