18590247

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5479}}^1$

素因数の和:5527

約数の個数: 24

約数和(自身を含む): 29920800

約数和(自身を除く): 11330553

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 5479, 16437, 49311, 71227, 158891, 213681, 476673, 641043, 1430019, 2065583, 6196749, 18590247]

約数ペア:

[(1, 18590247), (3, 6196749), (9, 2065583), (13, 1430019), (29, 641043), (39, 476673), (87, 213681), (117, 158891), (261, 71227), (377, 49311), (1131, 16437), (3393, 5479)]