20125945203

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73721411}}^1$

素因数の和:73721434

約数の個数: 16

約数和(自身を含む): 33027192576

約数和(自身を除く): 12901247373

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73721411, 221164233, 516049877, 958378343, 1548149631, 2875135029, 6708648401, 20125945203]

約数ペア:

[(1, 20125945203), (3, 6708648401), (7, 2875135029), (13, 1548149631), (21, 958378343), (39, 516049877), (91, 221164233), (273, 73721411)]