18084555

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 33224256

約数和(自身を除く): 15139701

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 101, 115, 173, 207, 303, 345, 505, 519, 865, 909, 1035, 1515, 1557, 2323, 2595, 3979, 4545, 6969, 7785, 11615, 11937, 17473, 19895, 20907, 34845, 35811, 52419, 59685, 87365, 104535, 157257, 179055, 262095, 401879, 786285, 1205637, 2009395, 3616911, 6028185, 18084555]

約数ペア:

[(1, 18084555), (3, 6028185), (5, 3616911), (9, 2009395), (15, 1205637), (23, 786285), (45, 401879), (69, 262095), (101, 179055), (115, 157257), (173, 104535), (207, 87365), (303, 59685), (345, 52419), (505, 35811), (519, 34845), (865, 20907), (909, 19895), (1035, 17473), (1515, 11937), (1557, 11615), (2323, 7785), (2595, 6969), (3979, 4545)]