20898601959

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{93407}}^1$

素因数の和:93575

約数の個数: 32

約数和(自身を含む): 30506305536

約数和(自身を除く): 9607703577

約数列:

[1, 3, 17, 41, 51, 107, 123, 321, 697, 1819, 2091, 4387, 5457, 13161, 74579, 93407, 223737, 280221, 1587919, 3829687, 4763757, 9994549, 11489061, 29983647, 65104679, 169907333, 195314037, 409776509, 509721999, 1229329527, 6966200653, 20898601959]

約数ペア:

[(1, 20898601959), (3, 6966200653), (17, 1229329527), (41, 509721999), (51, 409776509), (107, 195314037), (123, 169907333), (321, 65104679), (697, 29983647), (1819, 11489061), (2091, 9994549), (4387, 4763757), (5457, 3829687), (13161, 1587919), (74579, 280221), (93407, 223737)]