17920306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{7993}}^1$

素因数の和:8073

約数の個数: 16

約数和(自身を含む): 28778400

約数和(自身を除く): 10858094

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 7993, 15986, 151867, 303734, 471587, 943174, 8960153, 17920306]

約数ペア:

[(1, 17920306), (2, 8960153), (19, 943174), (38, 471587), (59, 303734), (118, 151867), (1121, 15986), (2242, 7993)]