20122493888

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{847477}}^1$

素因数の和:847549

約数の個数: 56

約数和(自身を含む): 46496032992

約数和(自身を除く): 26373539104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 848, 1484, 1696, 2968, 3392, 5936, 11872, 23744, 847477, 1694954, 3389908, 5932339, 6779816, 11864678, 13559632, 23729356, 27119264, 44916281, 47458712, 54238528, 89832562, 94917424, 179665124, 189834848, 314413967, 359330248, 379669696, 628827934, 718660496, 1257655868, 1437320992, 2515311736, 2874641984, 5030623472, 10061246944, 20122493888]

約数ペア:

[(1, 20122493888), (2, 10061246944), (4, 5030623472), (7, 2874641984), (8, 2515311736), (14, 1437320992), (16, 1257655868), (28, 718660496), (32, 628827934), (53, 379669696), (56, 359330248), (64, 314413967), (106, 189834848), (112, 179665124), (212, 94917424), (224, 89832562), (371, 54238528), (424, 47458712), (448, 44916281), (742, 27119264), (848, 23729356), (1484, 13559632), (1696, 11864678), (2968, 6779816), (3392, 5932339), (5936, 3389908), (11872, 1694954), (23744, 847477)]