20085055245

素因数分解:

$3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{182999}}^1$

素因数の和:183287

約数の個数: 40

約数和(自身を含む): 36137376000

約数和(自身を除く): 16052320755

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 271, 405, 813, 1355, 2439, 4065, 7317, 12195, 21951, 36585, 109755, 182999, 548997, 914995, 1646991, 2744985, 4940973, 8234955, 14822919, 24704865, 49592729, 74114595, 148778187, 247963645, 446334561, 743890935, 1339003683, 2231672805, 4017011049, 6695018415, 20085055245]

約数ペア:

[(1, 20085055245), (3, 6695018415), (5, 4017011049), (9, 2231672805), (15, 1339003683), (27, 743890935), (45, 446334561), (81, 247963645), (135, 148778187), (271, 74114595), (405, 49592729), (813, 24704865), (1355, 14822919), (2439, 8234955), (4065, 4940973), (7317, 2744985), (12195, 1646991), (21951, 914995), (36585, 548997), (109755, 182999)]