20512759694

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{208391}}^1$

素因数の和:208568

約数の個数: 32

約数和(自身を含む): 36010137600

約数和(自身を除く): 15497377906

約数列:

[1, 2, 7, 14, 79, 89, 158, 178, 553, 623, 1106, 1246, 7031, 14062, 49217, 98434, 208391, 416782, 1458737, 2917474, 16462889, 18546799, 32925778, 37093598, 115240223, 129827593, 230480446, 259655186, 1465197121, 2930394242, 10256379847, 20512759694]

約数ペア:

[(1, 20512759694), (2, 10256379847), (7, 2930394242), (14, 1465197121), (79, 259655186), (89, 230480446), (158, 129827593), (178, 115240223), (553, 37093598), (623, 32925778), (1106, 18546799), (1246, 16462889), (7031, 2917474), (14062, 1458737), (49217, 416782), (98434, 208391)]