20213336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17669}}^1$

素因数の和:17699

約数の個数: 32

約数和(自身を含む): 44528400

約数和(自身を除く): 24315064

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17669, 35338, 70676, 141352, 194359, 229697, 388718, 459394, 777436, 918788, 1554872, 1837576, 2526667, 5053334, 10106668, 20213336]

約数ペア:

[(1, 20213336), (2, 10106668), (4, 5053334), (8, 2526667), (11, 1837576), (13, 1554872), (22, 918788), (26, 777436), (44, 459394), (52, 388718), (88, 229697), (104, 194359), (143, 141352), (286, 70676), (572, 35338), (1144, 17669)]