842417998

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{19937}}^1$

素因数の和:20547

約数の個数: 16

約数和(自身を含む): 1300117104

約数和(自身を除く): 457699106

約数列:

[1, 2, 37, 74, 571, 1142, 19937, 21127, 39874, 42254, 737669, 1475338, 11384027, 22768054, 421208999, 842417998]

約数ペア:

[(1, 842417998), (2, 421208999), (37, 22768054), (74, 11384027), (571, 1475338), (1142, 737669), (19937, 42254), (21127, 39874)]