19328925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3347}}^1$

素因数の和:3378

約数の個数: 48

約数和(自身を含む): 39854592

約数和(自身を除く): 20525667

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 3347, 5775, 10041, 16735, 23429, 36817, 50205, 70287, 83675, 110451, 117145, 184085, 251025, 257719, 351435, 552255, 585725, 773157, 920425, 1288595, 1757175, 2761275, 3865785, 6442975, 19328925]

約数ペア:

[(1, 19328925), (3, 6442975), (5, 3865785), (7, 2761275), (11, 1757175), (15, 1288595), (21, 920425), (25, 773157), (33, 585725), (35, 552255), (55, 351435), (75, 257719), (77, 251025), (105, 184085), (165, 117145), (175, 110451), (231, 83675), (275, 70287), (385, 50205), (525, 36817), (825, 23429), (1155, 16735), (1925, 10041), (3347, 5775)]