18893277

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2833}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 31740800

約数和(自身を除く): 12847523

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 2833, 6669, 8499, 25497, 36829, 53827, 76491, 110487, 161481, 331461, 484443, 699751, 994383, 1453329, 2099253, 6297759, 18893277]

約数ペア:

[(1, 18893277), (3, 6297759), (9, 2099253), (13, 1453329), (19, 994383), (27, 699751), (39, 484443), (57, 331461), (117, 161481), (171, 110487), (247, 76491), (351, 53827), (513, 36829), (741, 25497), (2223, 8499), (2833, 6669)]