19071724

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 21147476

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 74, 82, 148, 164, 259, 287, 449, 518, 574, 898, 1036, 1148, 1517, 1796, 3034, 3143, 6068, 6286, 10619, 12572, 16613, 18409, 21238, 33226, 36818, 42476, 66452, 73636, 116291, 128863, 232582, 257726, 465164, 515452, 681133, 1362266, 2724532, 4767931, 9535862, 19071724]

約数ペア:

[(1, 19071724), (2, 9535862), (4, 4767931), (7, 2724532), (14, 1362266), (28, 681133), (37, 515452), (41, 465164), (74, 257726), (82, 232582), (148, 128863), (164, 116291), (259, 73636), (287, 66452), (449, 42476), (518, 36818), (574, 33226), (898, 21238), (1036, 18409), (1148, 16613), (1517, 12572), (1796, 10619), (3034, 6286), (3143, 6068)]