18706298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1993}}^1$

素因数の和:2046

約数の個数: 24

約数和(自身を含む): 31907988

約数和(自身を除く): 13201690

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 1993, 3986, 4693, 9386, 25909, 37867, 51818, 75734, 492271, 719473, 984542, 1438946, 9353149, 18706298]

約数ペア:

[(1, 18706298), (2, 9353149), (13, 1438946), (19, 984542), (26, 719473), (38, 492271), (247, 75734), (361, 51818), (494, 37867), (722, 25909), (1993, 9386), (3986, 4693)]