20779512

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66601}}^1$

素因数の和:66623

約数の個数: 32

約数和(自身を含む): 55945680

約数和(自身を除く): 35166168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66601, 133202, 199803, 266404, 399606, 532808, 799212, 865813, 1598424, 1731626, 2597439, 3463252, 5194878, 6926504, 10389756, 20779512]

約数ペア:

[(1, 20779512), (2, 10389756), (3, 6926504), (4, 5194878), (6, 3463252), (8, 2597439), (12, 1731626), (13, 1598424), (24, 865813), (26, 799212), (39, 532808), (52, 399606), (78, 266404), (104, 199803), (156, 133202), (312, 66601)]