20195568715

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{302261}}^1$

素因数の和:302379

約数の個数: 32

約数和(自身を含む): 29249289216

約数和(自身を除く): 9053720501

約数列:

[1, 5, 7, 23, 35, 83, 115, 161, 415, 581, 805, 1909, 2905, 9545, 13363, 66815, 302261, 1511305, 2115827, 6952003, 10579135, 25087663, 34760015, 48664021, 125438315, 175613641, 243320105, 577016249, 878068205, 2885081245, 4039113743, 20195568715]

約数ペア:

[(1, 20195568715), (5, 4039113743), (7, 2885081245), (23, 878068205), (35, 577016249), (83, 243320105), (115, 175613641), (161, 125438315), (415, 48664021), (581, 34760015), (805, 25087663), (1909, 10579135), (2905, 6952003), (9545, 2115827), (13363, 1511305), (66815, 302261)]