19849108

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1249}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 36225000

約数和(自身を除く): 16375892

約数列:

[1, 2, 4, 29, 58, 116, 137, 274, 548, 1249, 2498, 3973, 4996, 7946, 15892, 36221, 72442, 144884, 171113, 342226, 684452, 4962277, 9924554, 19849108]

約数ペア:

[(1, 19849108), (2, 9924554), (4, 4962277), (29, 684452), (58, 342226), (116, 171113), (137, 144884), (274, 72442), (548, 36221), (1249, 15892), (2498, 7946), (3973, 4996)]