20105830563

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{4201}}^1$

素因数の和:4644

約数の個数: 64

約数和(自身を含む): 33794568192

約数和(自身を除く): 13688737629

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 373, 611, 987, 1119, 1833, 2611, 4201, 4277, 4849, 7833, 12603, 12831, 14547, 17531, 29407, 33943, 52593, 54613, 88221, 101829, 122717, 163839, 197447, 227903, 368151, 382291, 592341, 683709, 1146873, 1382129, 1566973, 1595321, 2566811, 4146387, 4700919, 4785963, 7700433, 10968811, 17967677, 20370649, 32906433, 53903031, 61111947, 73647731, 142594543, 220943193, 427783629, 515534117, 957420503, 1546602351, 2872261509, 6701943521, 20105830563]

約数ペア:

[(1, 20105830563), (3, 6701943521), (7, 2872261509), (13, 1546602351), (21, 957420503), (39, 515534117), (47, 427783629), (91, 220943193), (141, 142594543), (273, 73647731), (329, 61111947), (373, 53903031), (611, 32906433), (987, 20370649), (1119, 17967677), (1833, 10968811), (2611, 7700433), (4201, 4785963), (4277, 4700919), (4849, 4146387), (7833, 2566811), (12603, 1595321), (12831, 1566973), (14547, 1382129), (17531, 1146873), (29407, 683709), (33943, 592341), (52593, 382291), (54613, 368151), (88221, 227903), (101829, 197447), (122717, 163839)]