20307888978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{20063}}^1$

素因数の和:20783

約数の個数: 64

約数和(自身を含む): 46111887360

約数和(自身を除く): 25803998382

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 683, 741, 1366, 1482, 2049, 4098, 8879, 12977, 17758, 20063, 25954, 26637, 38931, 40126, 53274, 60189, 77862, 120378, 168701, 260819, 337402, 381197, 506103, 521638, 762394, 782457, 1012206, 1143591, 1564914, 2287182, 4955561, 9911122, 13703029, 14866683, 27406058, 29733366, 41109087, 82218174, 178139377, 260357551, 356278754, 520715102, 534418131, 781072653, 1068836262, 1562145306, 3384648163, 6769296326, 10153944489, 20307888978]

約数ペア:

[(1, 20307888978), (2, 10153944489), (3, 6769296326), (6, 3384648163), (13, 1562145306), (19, 1068836262), (26, 781072653), (38, 534418131), (39, 520715102), (57, 356278754), (78, 260357551), (114, 178139377), (247, 82218174), (494, 41109087), (683, 29733366), (741, 27406058), (1366, 14866683), (1482, 13703029), (2049, 9911122), (4098, 4955561), (8879, 2287182), (12977, 1564914), (17758, 1143591), (20063, 1012206), (25954, 782457), (26637, 762394), (38931, 521638), (40126, 506103), (53274, 381197), (60189, 337402), (77862, 260819), (120378, 168701)]