1988045254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{177409}}^1$

素因数の和:177855

約数の個数: 16

約数和(自身を含む): 3218927040

約数和(自身を除く): 1230881786

約数列:

[1, 2, 13, 26, 431, 862, 5603, 11206, 177409, 354818, 2306317, 4612634, 76463279, 152926558, 994022627, 1988045254]

約数ペア:

[(1, 1988045254), (2, 994022627), (13, 152926558), (26, 76463279), (431, 4612634), (862, 2306317), (5603, 354818), (11206, 177409)]