20320336509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{23879}}^1$

素因数の和:24241

約数の個数: 32

約数和(自身を含む): 29958128640

約数和(自身を除く): 9637792131

約数列:

[1, 3, 11, 33, 107, 241, 321, 723, 1177, 2651, 3531, 7953, 23879, 25787, 71637, 77361, 262669, 283657, 788007, 850971, 2555053, 5754839, 7665159, 17264517, 28105583, 63303229, 84316749, 189909687, 615767773, 1847303319, 6773445503, 20320336509]

約数ペア:

[(1, 20320336509), (3, 6773445503), (11, 1847303319), (33, 615767773), (107, 189909687), (241, 84316749), (321, 63303229), (723, 28105583), (1177, 17264517), (2651, 7665159), (3531, 5754839), (7953, 2555053), (23879, 850971), (25787, 788007), (71637, 283657), (77361, 262669)]