20551234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14285246

約数列:

[1, 2, 11, 22, 59, 71, 118, 142, 223, 446, 649, 781, 1298, 1562, 2453, 4189, 4906, 8378, 13157, 15833, 26314, 31666, 46079, 92158, 144727, 174163, 289454, 348326, 934147, 1868294, 10275617, 20551234]

約数ペア:

[(1, 20551234), (2, 10275617), (11, 1868294), (22, 934147), (59, 348326), (71, 289454), (118, 174163), (142, 144727), (223, 92158), (446, 46079), (649, 31666), (781, 26314), (1298, 15833), (1562, 13157), (2453, 8378), (4189, 4906)]