209938172

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{263}}^1\times {\mathrm{1013}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 371026656

約数和(自身を除く): 161088484

約数列:

[1, 2, 4, 197, 263, 394, 526, 788, 1013, 1052, 2026, 4052, 51811, 103622, 199561, 207244, 266419, 399122, 532838, 798244, 1065676, 52484543, 104969086, 209938172]

約数ペア:

[(1, 209938172), (2, 104969086), (4, 52484543), (197, 1065676), (263, 798244), (394, 532838), (526, 399122), (788, 266419), (1013, 207244), (1052, 199561), (2026, 103622), (4052, 51811)]