20778820191

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{313}}^1\times {\mathrm{14723}}^1$

素因数の和:15212

約数の個数: 32

約数和(自身を含む): 31068817920

約数和(自身を除く): 10289997729

約数列:

[1, 3, 9, 27, 167, 313, 501, 939, 1503, 2817, 4509, 8451, 14723, 44169, 52271, 132507, 156813, 397521, 470439, 1411317, 2458741, 4608299, 7376223, 13824897, 22128669, 41474691, 66386007, 124424073, 769585933, 2308757799, 6926273397, 20778820191]

約数ペア:

[(1, 20778820191), (3, 6926273397), (9, 2308757799), (27, 769585933), (167, 124424073), (313, 66386007), (501, 41474691), (939, 22128669), (1503, 13824897), (2817, 7376223), (4509, 4608299), (8451, 2458741), (14723, 1411317), (44169, 470439), (52271, 397521), (132507, 156813)]