220123652

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{81047}}^1$

素因数の和:81155

約数の個数: 24

約数和(自身を含む): 444791424

約数和(自身を除く): 224667772

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 81047, 162094, 324188, 567329, 1134658, 2269316, 7861559, 15723118, 31446236, 55030913, 110061826, 220123652]

約数ペア:

[(1, 220123652), (2, 110061826), (4, 55030913), (7, 31446236), (14, 15723118), (28, 7861559), (97, 2269316), (194, 1134658), (388, 567329), (679, 324188), (1358, 162094), (2716, 81047)]