20194657

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{761}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 24579072

約数和(自身を除く): 4384415

約数列:

[1, 7, 17, 119, 223, 761, 1561, 3791, 5327, 12937, 26537, 90559, 169703, 1187921, 2884951, 20194657]

約数ペア:

[(1, 20194657), (7, 2884951), (17, 1187921), (119, 169703), (223, 90559), (761, 26537), (1561, 12937), (3791, 5327)]