19399968

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{9623}}^1$

素因数の和:9646

約数の個数: 72

約数和(自身を含む): 63056448

約数和(自身を除く): 43656480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 9623, 19246, 28869, 38492, 57738, 67361, 76984, 86607, 115476, 134722, 153968, 173214, 202083, 230952, 269444, 307936, 346428, 404166, 461904, 538888, 606249, 692856, 808332, 923808, 1077776, 1212498, 1385712, 1616664, 2155552, 2424996, 2771424, 3233328, 4849992, 6466656, 9699984, 19399968]

約数ペア:

[(1, 19399968), (2, 9699984), (3, 6466656), (4, 4849992), (6, 3233328), (7, 2771424), (8, 2424996), (9, 2155552), (12, 1616664), (14, 1385712), (16, 1212498), (18, 1077776), (21, 923808), (24, 808332), (28, 692856), (32, 606249), (36, 538888), (42, 461904), (48, 404166), (56, 346428), (63, 307936), (72, 269444), (84, 230952), (96, 202083), (112, 173214), (126, 153968), (144, 134722), (168, 115476), (224, 86607), (252, 76984), (288, 67361), (336, 57738), (504, 38492), (672, 28869), (1008, 19246), (2016, 9623)]