20168766903

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{2081}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 27584734464

約数和(自身を除く): 7415967561

約数列:

[1, 3, 61, 183, 211, 251, 633, 753, 2081, 6243, 12871, 15311, 38613, 45933, 52961, 126941, 158883, 380823, 439091, 522331, 1317273, 1566993, 3230621, 9691863, 26784551, 31862191, 80353653, 95586573, 110211841, 330635523, 6722922301, 20168766903]

約数ペア:

[(1, 20168766903), (3, 6722922301), (61, 330635523), (183, 110211841), (211, 95586573), (251, 80353653), (633, 31862191), (753, 26784551), (2081, 9691863), (6243, 3230621), (12871, 1566993), (15311, 1317273), (38613, 522331), (45933, 439091), (52961, 380823), (126941, 158883)]