20135026432

素因数分解:

$2^8\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{2543}}^1$

素因数の和:2913

約数の個数: 72

約数和(自身を含む): 40668699456

約数和(自身を除く): 20533673024

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 197, 256, 314, 394, 628, 788, 1256, 1576, 2512, 2543, 3152, 5024, 5086, 6304, 10048, 10172, 12608, 20096, 20344, 25216, 30929, 40192, 40688, 50432, 61858, 81376, 123716, 162752, 247432, 325504, 399251, 494864, 500971, 651008, 798502, 989728, 1001942, 1597004, 1979456, 2003884, 3194008, 3958912, 4007768, 6388016, 7917824, 8015536, 12776032, 16031072, 25552064, 32062144, 51104128, 64124288, 78652447, 102208256, 128248576, 157304894, 314609788, 629219576, 1258439152, 2516878304, 5033756608, 10067513216, 20135026432]

約数ペア:

[(1, 20135026432), (2, 10067513216), (4, 5033756608), (8, 2516878304), (16, 1258439152), (32, 629219576), (64, 314609788), (128, 157304894), (157, 128248576), (197, 102208256), (256, 78652447), (314, 64124288), (394, 51104128), (628, 32062144), (788, 25552064), (1256, 16031072), (1576, 12776032), (2512, 8015536), (2543, 7917824), (3152, 6388016), (5024, 4007768), (5086, 3958912), (6304, 3194008), (10048, 2003884), (10172, 1979456), (12608, 1597004), (20096, 1001942), (20344, 989728), (25216, 798502), (30929, 651008), (40192, 500971), (40688, 494864), (50432, 399251), (61858, 325504), (81376, 247432), (123716, 162752)]