20147046921

素因数分解:

$3^3\times {\mathrm{12703}}^1\times {\mathrm{58741}}^1$

素因数の和:71453

約数の個数: 16

約数和(自身を含む): 29850334720

約数和(自身を除く): 9703287799

約数列:

[1, 3, 9, 27, 12703, 38109, 58741, 114327, 176223, 342981, 528669, 1586007, 746186923, 2238560769, 6715682307, 20147046921]

約数ペア:

[(1, 20147046921), (3, 6715682307), (9, 2238560769), (27, 746186923), (12703, 1586007), (38109, 528669), (58741, 342981), (114327, 176223)]