18224787

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 28998144

約数和(自身を除く): 10773357

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 347, 427, 861, 1041, 1281, 2429, 2501, 7287, 7503, 14227, 17507, 21167, 42681, 52521, 63501, 99589, 148169, 298767, 444507, 867847, 2603541, 6074929, 18224787]

約数ペア:

[(1, 18224787), (3, 6074929), (7, 2603541), (21, 867847), (41, 444507), (61, 298767), (123, 148169), (183, 99589), (287, 63501), (347, 52521), (427, 42681), (861, 21167), (1041, 17507), (1281, 14227), (2429, 7503), (2501, 7287)]