20302893

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{6427}}^1$

素因数の和:6455

約数の個数: 24

約数和(自身を含む): 32757088

約数和(自身を除く): 12454195

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 6427, 19281, 57843, 83551, 173529, 250653, 520587, 751959, 1561761, 2255877, 6767631, 20302893]

約数ペア:

[(1, 20302893), (3, 6767631), (9, 2255877), (13, 1561761), (27, 751959), (39, 520587), (81, 250653), (117, 173529), (243, 83551), (351, 57843), (1053, 19281), (3159, 6427)]