15663021776

素因数分解:

$2^4\times {\mathrm{7919}}^1\times {\mathrm{123619}}^1$

素因数の和:131546

約数の個数: 20

約数和(自身を含む): 30351182400

約数和(自身を除く): 14688160624

約数列:

[1, 2, 4, 8, 16, 7919, 15838, 31676, 63352, 123619, 126704, 247238, 494476, 988952, 1977904, 978938861, 1957877722, 3915755444, 7831510888, 15663021776]

約数ペア:

[(1, 15663021776), (2, 7831510888), (4, 3915755444), (8, 1957877722), (16, 978938861), (7919, 1977904), (15838, 988952), (31676, 494476), (63352, 247238), (123619, 126704)]