20111251919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{8783}}^1$

素因数の和:8987

約数の個数: 32

約数和(自身を含む): 23152656384

約数和(自身を除く): 3041404465

約数列:

[1, 11, 43, 47, 103, 473, 517, 1133, 2021, 4429, 4841, 8783, 22231, 48719, 53251, 96613, 208163, 377669, 412801, 904649, 2289793, 4154359, 4540811, 9951139, 17750443, 38899907, 42518503, 195254873, 427898977, 467703533, 1828295629, 20111251919]

約数ペア:

[(1, 20111251919), (11, 1828295629), (43, 467703533), (47, 427898977), (103, 195254873), (473, 42518503), (517, 38899907), (1133, 17750443), (2021, 9951139), (4429, 4540811), (4841, 4154359), (8783, 2289793), (22231, 904649), (48719, 412801), (53251, 377669), (96613, 208163)]