2020552017

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{907}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 3312798048

約数和(自身を除く): 1292246031

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 121, 187, 209, 323, 361, 363, 561, 627, 907, 969, 1083, 2057, 2299, 2721, 3553, 3971, 6137, 6171, 6897, 9977, 10659, 11913, 15419, 17233, 18411, 29931, 39083, 43681, 46257, 51699, 67507, 109747, 117249, 131043, 169609, 189563, 202521, 292961, 327427, 329241, 508827, 568689, 742577, 878883, 982281, 1865699, 2085193, 2227731, 3222571, 3601697, 5566259, 5597097, 6255579, 9667713, 10805091, 16698777, 35448281, 39618667, 61228849, 106344843, 118856001, 183686547, 673517339, 2020552017]

約数ペア:

[(1, 2020552017), (3, 673517339), (11, 183686547), (17, 118856001), (19, 106344843), (33, 61228849), (51, 39618667), (57, 35448281), (121, 16698777), (187, 10805091), (209, 9667713), (323, 6255579), (361, 5597097), (363, 5566259), (561, 3601697), (627, 3222571), (907, 2227731), (969, 2085193), (1083, 1865699), (2057, 982281), (2299, 878883), (2721, 742577), (3553, 568689), (3971, 508827), (6137, 329241), (6171, 327427), (6897, 292961), (9977, 202521), (10659, 189563), (11913, 169609), (15419, 131043), (17233, 117249), (18411, 109747), (29931, 67507), (39083, 51699), (43681, 46257)]