19851328

素因数分解:

$2^6\times 7^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:699

約数の個数: 56

約数和(自身を含む): 45711872

約数和(自身を除く): 25860544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 146, 224, 292, 448, 511, 584, 607, 1022, 1168, 1214, 2044, 2336, 2428, 4088, 4249, 4672, 4856, 8176, 8498, 9712, 16352, 16996, 19424, 32704, 33992, 38848, 44311, 67984, 88622, 135968, 177244, 271936, 310177, 354488, 620354, 708976, 1240708, 1417952, 2481416, 2835904, 4962832, 9925664, 19851328]

約数ペア:

[(1, 19851328), (2, 9925664), (4, 4962832), (7, 2835904), (8, 2481416), (14, 1417952), (16, 1240708), (28, 708976), (32, 620354), (56, 354488), (64, 310177), (73, 271936), (112, 177244), (146, 135968), (224, 88622), (292, 67984), (448, 44311), (511, 38848), (584, 33992), (607, 32704), (1022, 19424), (1168, 16996), (1214, 16352), (2044, 9712), (2336, 8498), (2428, 8176), (4088, 4856), (4249, 4672)]