19406848

素因数分解:

$2^{13}\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 56

約数和(自身を含む): 40891968

約数和(自身を除く): 21485120

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 103, 128, 184, 206, 256, 368, 412, 512, 736, 824, 1024, 1472, 1648, 2048, 2369, 2944, 3296, 4096, 4738, 5888, 6592, 8192, 9476, 11776, 13184, 18952, 23552, 26368, 37904, 47104, 52736, 75808, 94208, 105472, 151616, 188416, 210944, 303232, 421888, 606464, 843776, 1212928, 2425856, 4851712, 9703424, 19406848]

約数ペア:

[(1, 19406848), (2, 9703424), (4, 4851712), (8, 2425856), (16, 1212928), (23, 843776), (32, 606464), (46, 421888), (64, 303232), (92, 210944), (103, 188416), (128, 151616), (184, 105472), (206, 94208), (256, 75808), (368, 52736), (412, 47104), (512, 37904), (736, 26368), (824, 23552), (1024, 18952), (1472, 13184), (1648, 11776), (2048, 9476), (2369, 8192), (2944, 6592), (3296, 5888), (4096, 4738)]