19986442

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 36334080

約数和(自身を除く): 16347638

約数列:

[1, 2, 7, 14, 19, 38, 133, 227, 266, 331, 454, 662, 1589, 2317, 3178, 4313, 4634, 6289, 8626, 12578, 30191, 44023, 60382, 75137, 88046, 150274, 525959, 1051918, 1427603, 2855206, 9993221, 19986442]

約数ペア:

[(1, 19986442), (2, 9993221), (7, 2855206), (14, 1427603), (19, 1051918), (38, 525959), (133, 150274), (227, 88046), (266, 75137), (331, 60382), (454, 44023), (662, 30191), (1589, 12578), (2317, 8626), (3178, 6289), (4313, 4634)]