19915500416

素因数分解:

$2^7\times 7^2\times {\mathrm{37}}^1\times {\mathrm{85819}}^1$

素因数の和:85884

約数の個数: 96

約数和(自身を含む): 47400960600

約数和(自身を除く): 27485460184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 49, 56, 64, 74, 98, 112, 128, 148, 196, 224, 259, 296, 392, 448, 518, 592, 784, 896, 1036, 1184, 1568, 1813, 2072, 2368, 3136, 3626, 4144, 4736, 6272, 7252, 8288, 14504, 16576, 29008, 33152, 58016, 85819, 116032, 171638, 232064, 343276, 600733, 686552, 1201466, 1373104, 2402932, 2746208, 3175303, 4205131, 4805864, 5492416, 6350606, 8410262, 9611728, 10984832, 12701212, 16820524, 19223456, 22227121, 25402424, 33641048, 38446912, 44454242, 50804848, 67282096, 76893824, 88908484, 101609696, 134564192, 155589847, 177816968, 203219392, 269128384, 311179694, 355633936, 406438784, 538256768, 622359388, 711267872, 1244718776, 1422535744, 2489437552, 2845071488, 4978875104, 9957750208, 19915500416]

約数ペア:

[(1, 19915500416), (2, 9957750208), (4, 4978875104), (7, 2845071488), (8, 2489437552), (14, 1422535744), (16, 1244718776), (28, 711267872), (32, 622359388), (37, 538256768), (49, 406438784), (56, 355633936), (64, 311179694), (74, 269128384), (98, 203219392), (112, 177816968), (128, 155589847), (148, 134564192), (196, 101609696), (224, 88908484), (259, 76893824), (296, 67282096), (392, 50804848), (448, 44454242), (518, 38446912), (592, 33641048), (784, 25402424), (896, 22227121), (1036, 19223456), (1184, 16820524), (1568, 12701212), (1813, 10984832), (2072, 9611728), (2368, 8410262), (3136, 6350606), (3626, 5492416), (4144, 4805864), (4736, 4205131), (6272, 3175303), (7252, 2746208), (8288, 2402932), (14504, 1373104), (16576, 1201466), (29008, 686552), (33152, 600733), (58016, 343276), (85819, 232064), (116032, 171638)]