20112841441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1951}}^1\times {\mathrm{5821}}^1$

素因数の和:7813

約数の個数: 32

約数和(自身を含む): 26183909376

約数和(自身を除く): 6071067935

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 1951, 5821, 13657, 21461, 40747, 44873, 64031, 133883, 150227, 314111, 448217, 493603, 937181, 1472713, 3455221, 10308991, 11356771, 79497397, 124924481, 261205733, 874471367, 1828440131, 2873263063, 20112841441]

約数ペア:

[(1, 20112841441), (7, 2873263063), (11, 1828440131), (23, 874471367), (77, 261205733), (161, 124924481), (253, 79497397), (1771, 11356771), (1951, 10308991), (5821, 3455221), (13657, 1472713), (21461, 937181), (40747, 493603), (44873, 448217), (64031, 314111), (133883, 150227)]