20478810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62057}}^1$

素因数の和:62078

約数の個数: 32

約数和(自身を含む): 53618112

約数和(自身を除く): 33139302

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 62057, 124114, 186171, 310285, 372342, 620570, 682627, 930855, 1365254, 1861710, 2047881, 3413135, 4095762, 6826270, 10239405, 20478810]

約数ペア:

[(1, 20478810), (2, 10239405), (3, 6826270), (5, 4095762), (6, 3413135), (10, 2047881), (11, 1861710), (15, 1365254), (22, 930855), (30, 682627), (33, 620570), (55, 372342), (66, 310285), (110, 186171), (165, 124114), (330, 62057)]