20120274713

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{723829}}^1$

素因数の和:723885

約数の個数: 24

約数和(自身を含む): 26474806080

約数和(自身を除く): 6354531367

約数列:

[1, 7, 11, 19, 77, 133, 209, 361, 1463, 2527, 3971, 27797, 723829, 5066803, 7962119, 13752751, 55734833, 96269257, 151280261, 261302269, 1058961827, 1829115883, 2874324959, 20120274713]

約数ペア:

[(1, 20120274713), (7, 2874324959), (11, 1829115883), (19, 1058961827), (77, 261302269), (133, 151280261), (209, 96269257), (361, 55734833), (1463, 13752751), (2527, 7962119), (3971, 5066803), (27797, 723829)]