18886380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16567}}^1$

素因数の和:16598

約数の個数: 48

約数和(自身を含む): 55668480

約数和(自身を除く): 36782100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16567, 33134, 49701, 66268, 82835, 99402, 165670, 198804, 248505, 314773, 331340, 497010, 629546, 944319, 994020, 1259092, 1573865, 1888638, 3147730, 3777276, 4721595, 6295460, 9443190, 18886380]

約数ペア:

[(1, 18886380), (2, 9443190), (3, 6295460), (4, 4721595), (5, 3777276), (6, 3147730), (10, 1888638), (12, 1573865), (15, 1259092), (19, 994020), (20, 944319), (30, 629546), (38, 497010), (57, 331340), (60, 314773), (76, 248505), (95, 198804), (114, 165670), (190, 99402), (228, 82835), (285, 66268), (380, 49701), (570, 33134), (1140, 16567)]