77857972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{2053}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 143780000

約数和(自身を除く): 65922028

約数列:

[1, 2, 4, 19, 38, 76, 499, 998, 1996, 2053, 4106, 8212, 9481, 18962, 37924, 39007, 78014, 156028, 1024447, 2048894, 4097788, 19464493, 38928986, 77857972]

約数ペア:

[(1, 77857972), (2, 38928986), (4, 19464493), (19, 4097788), (38, 2048894), (76, 1024447), (499, 156028), (998, 78014), (1996, 39007), (2053, 37924), (4106, 18962), (8212, 9481)]