20685174

素因数分解:

$2^1\times 3^1\times {\mathrm{211}}^1\times {\mathrm{16339}}^1$

素因数の和:16555

約数の個数: 16

約数和(自身を含む): 41568960

約数和(自身を除く): 20883786

約数列:

[1, 2, 3, 6, 211, 422, 633, 1266, 16339, 32678, 49017, 98034, 3447529, 6895058, 10342587, 20685174]

約数ペア:

[(1, 20685174), (2, 10342587), (3, 6895058), (6, 3447529), (211, 98034), (422, 49017), (633, 32678), (1266, 16339)]