18965484

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1327}}^1$

素因数の和:1734

約数の個数: 36

約数和(自身を含む): 48097504

約数和(自身を除く): 29132020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1327, 1588, 2382, 2654, 3573, 3981, 4764, 5308, 7146, 7962, 11943, 14292, 15924, 23886, 47772, 526819, 1053638, 1580457, 2107276, 3160914, 4741371, 6321828, 9482742, 18965484]

約数ペア:

[(1, 18965484), (2, 9482742), (3, 6321828), (4, 4741371), (6, 3160914), (9, 2107276), (12, 1580457), (18, 1053638), (36, 526819), (397, 47772), (794, 23886), (1191, 15924), (1327, 14292), (1588, 11943), (2382, 7962), (2654, 7146), (3573, 5308), (3981, 4764)]