20758086

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7253}}^1$

素因数の和:7317

約数の個数: 32

約数和(自身を含む): 47005920

約数和(自身を除く): 26247834

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7253, 14506, 21759, 43518, 65277, 130554, 195831, 384409, 391662, 768818, 1153227, 2306454, 3459681, 6919362, 10379043, 20758086]

約数ペア:

[(1, 20758086), (2, 10379043), (3, 6919362), (6, 3459681), (9, 2306454), (18, 1153227), (27, 768818), (53, 391662), (54, 384409), (106, 195831), (159, 130554), (318, 65277), (477, 43518), (954, 21759), (1431, 14506), (2862, 7253)]