19735624

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 38301120

約数和(自身を除く): 18565496

約数列:

[1, 2, 4, 8, 43, 86, 103, 172, 206, 344, 412, 557, 824, 1114, 2228, 4429, 4456, 8858, 17716, 23951, 35432, 47902, 57371, 95804, 114742, 191608, 229484, 458968, 2466953, 4933906, 9867812, 19735624]

約数ペア:

[(1, 19735624), (2, 9867812), (4, 4933906), (8, 2466953), (43, 458968), (86, 229484), (103, 191608), (172, 114742), (206, 95804), (344, 57371), (412, 47902), (557, 35432), (824, 23951), (1114, 17716), (2228, 8858), (4429, 4456)]