20762228644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1\times {\mathrm{3469}}^1$

素因数の和:4844

約数の個数: 48

約数和(自身を含む): 38914523200

約数和(自身を除く): 18152294556

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 1291, 2318, 2582, 3469, 4636, 5164, 6938, 13876, 24529, 49058, 65911, 78751, 98116, 131822, 157502, 211609, 263644, 315004, 423218, 846436, 1496269, 2992538, 4020571, 4478479, 5985076, 8041142, 8956958, 16082284, 17913916, 85091101, 170182202, 273187219, 340364404, 546374438, 1092748876, 5190557161, 10381114322, 20762228644]

約数ペア:

[(1, 20762228644), (2, 10381114322), (4, 5190557161), (19, 1092748876), (38, 546374438), (61, 340364404), (76, 273187219), (122, 170182202), (244, 85091101), (1159, 17913916), (1291, 16082284), (2318, 8956958), (2582, 8041142), (3469, 5985076), (4636, 4478479), (5164, 4020571), (6938, 2992538), (13876, 1496269), (24529, 846436), (49058, 423218), (65911, 315004), (78751, 263644), (98116, 211609), (131822, 157502)]