20131248391

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 22571049600

約数和(自身を除く): 2439801209

約数列:

[1, 19, 29, 79, 101, 241, 361, 551, 1501, 1919, 2291, 2929, 4579, 6989, 7979, 10469, 19039, 24341, 28519, 36461, 43529, 55651, 87001, 132791, 151601, 231391, 361741, 462479, 552131, 705889, 827051, 1057369, 1922939, 2523029, 2880419, 4396429, 6873079, 8787101, 10490489, 13411891, 36535841, 55765231, 83532151, 199319291, 254825929, 694180979, 1059539389, 20131248391]

約数ペア:

[(1, 20131248391), (19, 1059539389), (29, 694180979), (79, 254825929), (101, 199319291), (241, 83532151), (361, 55765231), (551, 36535841), (1501, 13411891), (1919, 10490489), (2291, 8787101), (2929, 6873079), (4579, 4396429), (6989, 2880419), (7979, 2523029), (10469, 1922939), (19039, 1057369), (24341, 827051), (28519, 705889), (36461, 552131), (43529, 462479), (55651, 361741), (87001, 231391), (132791, 151601)]