20162942881

素因数分解:

${\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 21144913920

約数和(自身を除く): 981971039

約数列:

[1, 71, 73, 103, 179, 211, 5183, 7313, 7519, 12709, 13067, 14981, 15403, 18437, 21733, 37769, 533849, 927757, 1093613, 1309027, 1345901, 1543043, 1586509, 2681599, 2757137, 3890207, 95558971, 112642139, 195756727, 276204697, 283985111, 20162942881]

約数ペア:

[(1, 20162942881), (71, 283985111), (73, 276204697), (103, 195756727), (179, 112642139), (211, 95558971), (5183, 3890207), (7313, 2757137), (7519, 2681599), (12709, 1586509), (13067, 1543043), (14981, 1345901), (15403, 1309027), (18437, 1093613), (21733, 927757), (37769, 533849)]