20197767609

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1777}}^1\times {\mathrm{24763}}^1$

素因数の和:26566

約数の個数: 32

約数和(自身を含む): 31701882240

約数和(自身を除く): 11504114631

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1777, 5331, 15993, 24763, 30209, 47979, 74289, 90627, 222867, 271881, 420971, 668601, 815643, 1262913, 3788739, 11366217, 44003851, 132011553, 396034659, 748065467, 1188103977, 2244196401, 6732589203, 20197767609]

約数ペア:

[(1, 20197767609), (3, 6732589203), (9, 2244196401), (17, 1188103977), (27, 748065467), (51, 396034659), (153, 132011553), (459, 44003851), (1777, 11366217), (5331, 3788739), (15993, 1262913), (24763, 815643), (30209, 668601), (47979, 420971), (74289, 271881), (90627, 222867)]