20217274

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2477}}^1$

素因数の和:2550

約数の個数: 32

約数和(自身を含む): 38537856

約数和(自身を除く): 18320582

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 583, 742, 1166, 2477, 4081, 4954, 8162, 17339, 27247, 34678, 54494, 131281, 190729, 262562, 381458, 918967, 1444091, 1837934, 2888182, 10108637, 20217274]

約数ペア:

[(1, 20217274), (2, 10108637), (7, 2888182), (11, 1837934), (14, 1444091), (22, 918967), (53, 381458), (77, 262562), (106, 190729), (154, 131281), (371, 54494), (583, 34678), (742, 27247), (1166, 17339), (2477, 8162), (4081, 4954)]