20512695567

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6199}}^1$

素因数の和:6293

約数の個数: 128

約数和(自身を含む): 38397542400

約数和(自身を除く): 17884846833

約数列:

[1, 3, 7, 13, 17, 21, 23, 31, 39, 51, 69, 91, 93, 119, 161, 217, 221, 273, 299, 357, 391, 403, 483, 527, 651, 663, 713, 897, 1173, 1209, 1547, 1581, 2093, 2139, 2737, 2821, 3689, 4641, 4991, 5083, 6199, 6279, 6851, 8211, 8463, 9269, 11067, 12121, 14973, 15249, 18597, 20553, 27807, 35581, 36363, 43393, 47957, 64883, 80587, 84847, 105383, 106743, 130179, 142577, 143871, 157573, 192169, 194649, 241761, 254541, 316149, 427731, 472719, 564109, 576507, 737681, 998039, 1103011, 1345183, 1369979, 1692327, 1853501, 2213043, 2423809, 2498197, 2994117, 3266873, 3309033, 4035549, 4109937, 4419887, 5560503, 7271427, 7494591, 9589853, 9800619, 12974507, 13259661, 16966663, 17487379, 22868111, 28769559, 30939209, 31509517, 38923521, 42469349, 50899989, 52462137, 57458531, 68604333, 75138079, 92817627, 94528551, 127408047, 172375593, 220566619, 225414237, 297285443, 402209717, 525966553, 661699857, 891856329, 976795027, 1206629151, 1577899659, 2930385081, 6837565189, 20512695567]

約数ペア:

[(1, 20512695567), (3, 6837565189), (7, 2930385081), (13, 1577899659), (17, 1206629151), (21, 976795027), (23, 891856329), (31, 661699857), (39, 525966553), (51, 402209717), (69, 297285443), (91, 225414237), (93, 220566619), (119, 172375593), (161, 127408047), (217, 94528551), (221, 92817627), (273, 75138079), (299, 68604333), (357, 57458531), (391, 52462137), (403, 50899989), (483, 42469349), (527, 38923521), (651, 31509517), (663, 30939209), (713, 28769559), (897, 22868111), (1173, 17487379), (1209, 16966663), (1547, 13259661), (1581, 12974507), (2093, 9800619), (2139, 9589853), (2737, 7494591), (2821, 7271427), (3689, 5560503), (4641, 4419887), (4991, 4109937), (5083, 4035549), (6199, 3309033), (6279, 3266873), (6851, 2994117), (8211, 2498197), (8463, 2423809), (9269, 2213043), (11067, 1853501), (12121, 1692327), (14973, 1369979), (15249, 1345183), (18597, 1103011), (20553, 998039), (27807, 737681), (35581, 576507), (36363, 564109), (43393, 472719), (47957, 427731), (64883, 316149), (80587, 254541), (84847, 241761), (105383, 194649), (106743, 192169), (130179, 157573), (142577, 143871)]