20199368679

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{859}}^1\times {\mathrm{18979}}^1$

素因数の和:19907

約数の個数: 32

約数和(自身を含む): 31339776000

約数和(自身を除く): 11140407321

約数列:

[1, 3, 7, 21, 59, 177, 413, 859, 1239, 2577, 6013, 18039, 18979, 50681, 56937, 132853, 152043, 354767, 398559, 1064301, 1119761, 3359283, 7838327, 16302961, 23514981, 48908883, 114120727, 342362181, 961874699, 2885624097, 6733122893, 20199368679]

約数ペア:

[(1, 20199368679), (3, 6733122893), (7, 2885624097), (21, 961874699), (59, 342362181), (177, 114120727), (413, 48908883), (859, 23514981), (1239, 16302961), (2577, 7838327), (6013, 3359283), (18039, 1119761), (18979, 1064301), (50681, 398559), (56937, 354767), (132853, 152043)]