18278091

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5387}}^1$

素因数の和:5435

約数の個数: 24

約数和(自身を含む): 29418480

約数和(自身を除く): 11140389

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 5387, 16161, 48483, 70031, 156223, 210093, 468669, 630279, 1406007, 2030899, 6092697, 18278091]

約数ペア:

[(1, 18278091), (3, 6092697), (9, 2030899), (13, 1406007), (29, 630279), (39, 468669), (87, 210093), (117, 156223), (261, 70031), (377, 48483), (1131, 16161), (3393, 5387)]