2017199821

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{6619}}^1$

素因数の和:6853

約数の個数: 32

約数和(自身を含む): 2642492160

約数和(自身を除く): 625292339

約数列:

[1, 7, 13, 17, 91, 119, 197, 221, 1379, 1547, 2561, 3349, 6619, 17927, 23443, 43537, 46333, 86047, 112523, 304759, 602329, 787661, 1303943, 1462799, 9127601, 10239593, 16951259, 22167031, 118658813, 155169217, 288171403, 2017199821]

約数ペア:

[(1, 2017199821), (7, 288171403), (13, 155169217), (17, 118658813), (91, 22167031), (119, 16951259), (197, 10239593), (221, 9127601), (1379, 1462799), (1547, 1303943), (2561, 787661), (3349, 602329), (6619, 304759), (17927, 112523), (23443, 86047), (43537, 46333)]