20787584004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{5591}}^1$

素因数の和:5882

約数の個数: 144

約数和(自身を含む): 58988442240

約数和(自身を除く): 38200858236

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 41, 44, 66, 82, 99, 123, 132, 164, 198, 229, 246, 369, 396, 451, 458, 492, 687, 738, 902, 916, 1353, 1374, 1476, 1804, 2061, 2519, 2706, 2748, 4059, 4122, 5038, 5412, 5591, 7557, 8118, 8244, 9389, 10076, 11182, 15114, 16236, 16773, 18778, 22364, 22671, 28167, 30228, 33546, 37556, 45342, 50319, 56334, 61501, 67092, 84501, 90684, 100638, 103279, 112668, 123002, 169002, 184503, 201276, 206558, 229231, 246004, 309837, 338004, 369006, 413116, 458462, 553509, 619674, 687693, 738012, 916924, 929511, 1107018, 1239348, 1280339, 1375386, 1859022, 2063079, 2214036, 2521541, 2560678, 2750772, 3718044, 3841017, 4126158, 5043082, 5121356, 7564623, 7682034, 8252316, 10086164, 11523051, 14083729, 15129246, 15364068, 22693869, 23046102, 28167458, 30258492, 42251187, 45387738, 46092204, 52493899, 56334916, 84502374, 90775476, 104987798, 126753561, 157481697, 169004748, 209975596, 253507122, 314963394, 472445091, 507014244, 577432889, 629926788, 944890182, 1154865778, 1732298667, 1889780364, 2309731556, 3464597334, 5196896001, 6929194668, 10393792002, 20787584004]

約数ペア:

[(1, 20787584004), (2, 10393792002), (3, 6929194668), (4, 5196896001), (6, 3464597334), (9, 2309731556), (11, 1889780364), (12, 1732298667), (18, 1154865778), (22, 944890182), (33, 629926788), (36, 577432889), (41, 507014244), (44, 472445091), (66, 314963394), (82, 253507122), (99, 209975596), (123, 169004748), (132, 157481697), (164, 126753561), (198, 104987798), (229, 90775476), (246, 84502374), (369, 56334916), (396, 52493899), (451, 46092204), (458, 45387738), (492, 42251187), (687, 30258492), (738, 28167458), (902, 23046102), (916, 22693869), (1353, 15364068), (1374, 15129246), (1476, 14083729), (1804, 11523051), (2061, 10086164), (2519, 8252316), (2706, 7682034), (2748, 7564623), (4059, 5121356), (4122, 5043082), (5038, 4126158), (5412, 3841017), (5591, 3718044), (7557, 2750772), (8118, 2560678), (8244, 2521541), (9389, 2214036), (10076, 2063079), (11182, 1859022), (15114, 1375386), (16236, 1280339), (16773, 1239348), (18778, 1107018), (22364, 929511), (22671, 916924), (28167, 738012), (30228, 687693), (33546, 619674), (37556, 553509), (45342, 458462), (50319, 413116), (56334, 369006), (61501, 338004), (67092, 309837), (84501, 246004), (90684, 229231), (100638, 206558), (103279, 201276), (112668, 184503), (123002, 169002)]