19852084

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 21395276

約数列:

[1, 2, 4, 7, 14, 28, 59, 61, 118, 122, 197, 236, 244, 394, 413, 427, 788, 826, 854, 1379, 1652, 1708, 2758, 3599, 5516, 7198, 11623, 12017, 14396, 23246, 24034, 25193, 46492, 48068, 50386, 81361, 84119, 100772, 162722, 168238, 325444, 336476, 709003, 1418006, 2836012, 4963021, 9926042, 19852084]

約数ペア:

[(1, 19852084), (2, 9926042), (4, 4963021), (7, 2836012), (14, 1418006), (28, 709003), (59, 336476), (61, 325444), (118, 168238), (122, 162722), (197, 100772), (236, 84119), (244, 81361), (394, 50386), (413, 48068), (427, 46492), (788, 25193), (826, 24034), (854, 23246), (1379, 14396), (1652, 12017), (1708, 11623), (2758, 7198), (3599, 5516)]