19712917503

素因数分解:

$3^2\times {\mathrm{271}}^1\times {\mathrm{797}}^1\times {\mathrm{10141}}^1$

素因数の和:11215

約数の個数: 24

約数和(自身を含む): 28617965376

約数和(自身を除く): 8905047873

約数列:

[1, 3, 9, 271, 797, 813, 2391, 2439, 7173, 10141, 30423, 91269, 215987, 647961, 1943883, 2748211, 8082377, 8244633, 24247131, 24733899, 72741393, 2190324167, 6570972501, 19712917503]

約数ペア:

[(1, 19712917503), (3, 6570972501), (9, 2190324167), (271, 72741393), (797, 24733899), (813, 24247131), (2391, 8244633), (2439, 8082377), (7173, 2748211), (10141, 1943883), (30423, 647961), (91269, 215987)]