219852458

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{997}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 397603200

約数和(自身を除く): 177750742

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 829, 997, 1658, 1994, 5803, 6979, 11606, 13958, 15751, 18943, 31502, 37886, 110257, 132601, 220514, 265202, 826513, 1653026, 5785591, 11571182, 15703747, 31407494, 109926229, 219852458]

約数ペア:

[(1, 219852458), (2, 109926229), (7, 31407494), (14, 15703747), (19, 11571182), (38, 5785591), (133, 1653026), (266, 826513), (829, 265202), (997, 220514), (1658, 132601), (1994, 110257), (5803, 37886), (6979, 31502), (11606, 18943), (13958, 15751)]