20101888736

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{3541}}^1\times {\mathrm{9337}}^1$

素因数の和:12907

約数の個数: 48

約数和(自身を含む): 41674746960

約数和(自身を除く): 21572858224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 3541, 7082, 9337, 14164, 18674, 28328, 37348, 56656, 67279, 74696, 113312, 134558, 149392, 177403, 269116, 298784, 354806, 538232, 709612, 1076464, 1419224, 2152928, 2838448, 5676896, 33062317, 66124634, 132249268, 264498536, 528997072, 628184023, 1057994144, 1256368046, 2512736092, 5025472184, 10050944368, 20101888736]

約数ペア:

[(1, 20101888736), (2, 10050944368), (4, 5025472184), (8, 2512736092), (16, 1256368046), (19, 1057994144), (32, 628184023), (38, 528997072), (76, 264498536), (152, 132249268), (304, 66124634), (608, 33062317), (3541, 5676896), (7082, 2838448), (9337, 2152928), (14164, 1419224), (18674, 1076464), (28328, 709612), (37348, 538232), (56656, 354806), (67279, 298784), (74696, 269116), (113312, 177403), (134558, 149392)]