19970916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{237749}}^1$

素因数の和:237763

約数の個数: 24

約数和(自身を含む): 53256000

約数和(自身を除く): 33285084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 237749, 475498, 713247, 950996, 1426494, 1664243, 2852988, 3328486, 4992729, 6656972, 9985458, 19970916]

約数ペア:

[(1, 19970916), (2, 9985458), (3, 6656972), (4, 4992729), (6, 3328486), (7, 2852988), (12, 1664243), (14, 1426494), (21, 950996), (28, 713247), (42, 475498), (84, 237749)]