19441396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2729}}^1$

素因数の和:2883

約数の個数: 24

約数和(自身を含む): 36920520

約数和(自身を除く): 17479124

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 2729, 3562, 5458, 7124, 10916, 35477, 70954, 141908, 373873, 747746, 1495492, 4860349, 9720698, 19441396]

約数ペア:

[(1, 19441396), (2, 9720698), (4, 4860349), (13, 1495492), (26, 747746), (52, 373873), (137, 141908), (274, 70954), (548, 35477), (1781, 10916), (2729, 7124), (3562, 5458)]