19728184

素因数分解:

$2^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 43810200

約数和(自身を除く): 24082016

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 59, 98, 118, 196, 236, 392, 413, 472, 826, 853, 1652, 1706, 2891, 3304, 3412, 5782, 5971, 6824, 11564, 11942, 23128, 23884, 41797, 47768, 50327, 83594, 100654, 167188, 201308, 334376, 352289, 402616, 704578, 1409156, 2466023, 2818312, 4932046, 9864092, 19728184]

約数ペア:

[(1, 19728184), (2, 9864092), (4, 4932046), (7, 2818312), (8, 2466023), (14, 1409156), (28, 704578), (49, 402616), (56, 352289), (59, 334376), (98, 201308), (118, 167188), (196, 100654), (236, 83594), (392, 50327), (413, 47768), (472, 41797), (826, 23884), (853, 23128), (1652, 11942), (1706, 11564), (2891, 6824), (3304, 5971), (3412, 5782)]