163888376

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1993}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 324224400

約数和(自身を除く): 160336024

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 541, 1082, 1993, 2164, 3986, 4328, 7972, 10279, 15944, 20558, 37867, 41116, 75734, 82232, 151468, 302936, 1078213, 2156426, 4312852, 8625704, 20486047, 40972094, 81944188, 163888376]

約数ペア:

[(1, 163888376), (2, 81944188), (4, 40972094), (8, 20486047), (19, 8625704), (38, 4312852), (76, 2156426), (152, 1078213), (541, 302936), (1082, 151468), (1993, 82232), (2164, 75734), (3986, 41116), (4328, 37867), (7972, 20558), (10279, 15944)]