18089577

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 30700800

約数和(自身を除く): 12611223

約数列:

[1, 3, 9, 11, 19, 33, 57, 59, 99, 163, 171, 177, 209, 489, 531, 627, 649, 1121, 1467, 1793, 1881, 1947, 3097, 3363, 5379, 5841, 9291, 9617, 10089, 12331, 16137, 27873, 28851, 34067, 36993, 86553, 102201, 105787, 110979, 182723, 306603, 317361, 548169, 952083, 1644507, 2009953, 6029859, 18089577]

約数ペア:

[(1, 18089577), (3, 6029859), (9, 2009953), (11, 1644507), (19, 952083), (33, 548169), (57, 317361), (59, 306603), (99, 182723), (163, 110979), (171, 105787), (177, 102201), (209, 86553), (489, 36993), (531, 34067), (627, 28851), (649, 27873), (1121, 16137), (1467, 12331), (1793, 10089), (1881, 9617), (1947, 9291), (3097, 5841), (3363, 5379)]