15805216

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1961

約数の個数: 48

約数和(自身を含む): 36542016

約数和(自身を除く): 20736800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 1907, 2072, 3814, 4144, 7628, 8288, 13349, 15256, 26698, 30512, 53396, 61024, 70559, 106792, 141118, 213584, 282236, 427168, 493913, 564472, 987826, 1128944, 1975652, 2257888, 3951304, 7902608, 15805216]

約数ペア:

[(1, 15805216), (2, 7902608), (4, 3951304), (7, 2257888), (8, 1975652), (14, 1128944), (16, 987826), (28, 564472), (32, 493913), (37, 427168), (56, 282236), (74, 213584), (112, 141118), (148, 106792), (224, 70559), (259, 61024), (296, 53396), (518, 30512), (592, 26698), (1036, 15256), (1184, 13349), (1907, 8288), (2072, 7628), (3814, 4144)]