20088081

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{6359}}^1$

素因数の和:6387

約数の個数: 24

約数和(自身を含む): 32410560

約数和(自身を除く): 12322479

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 6359, 19077, 57231, 82667, 171693, 248001, 515079, 744003, 1545237, 2232009, 6696027, 20088081]

約数ペア:

[(1, 20088081), (3, 6696027), (9, 2232009), (13, 1545237), (27, 744003), (39, 515079), (81, 248001), (117, 171693), (243, 82667), (351, 57231), (1053, 19077), (3159, 6359)]