19145264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1193}}^1$

素因数の和:1277

約数の個数: 40

約数和(自身を含む): 39975120

約数和(自身を除く): 20829856

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 1193, 2006, 2386, 4012, 4772, 8024, 9544, 16048, 19088, 20281, 40562, 70387, 81124, 140774, 162248, 281548, 324496, 563096, 1126192, 1196579, 2393158, 4786316, 9572632, 19145264]

約数ペア:

[(1, 19145264), (2, 9572632), (4, 4786316), (8, 2393158), (16, 1196579), (17, 1126192), (34, 563096), (59, 324496), (68, 281548), (118, 162248), (136, 140774), (236, 81124), (272, 70387), (472, 40562), (944, 20281), (1003, 19088), (1193, 16048), (2006, 9544), (2386, 8024), (4012, 4772)]