20888965432

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{1307}}^1\times {\mathrm{18671}}^1$

素因数の和:20091

約数の個数: 32

約数和(自身を含む): 39565221120

約数和(自身を除く): 18676255688

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 1307, 2614, 5228, 10456, 18671, 37342, 74684, 139849, 149368, 279698, 559396, 1118792, 1997797, 3995594, 7991188, 15982376, 24402997, 48805994, 97611988, 195223976, 2611120679, 5222241358, 10444482716, 20888965432]

約数ペア:

[(1, 20888965432), (2, 10444482716), (4, 5222241358), (8, 2611120679), (107, 195223976), (214, 97611988), (428, 48805994), (856, 24402997), (1307, 15982376), (2614, 7991188), (5228, 3995594), (10456, 1997797), (18671, 1118792), (37342, 559396), (74684, 279698), (139849, 149368)]