18979556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6091}}^1$

素因数の和:6155

約数の個数: 24

約数和(自身を含む): 35820960

約数和(自身を除く): 16841404

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 6091, 12182, 24364, 115729, 231458, 249731, 462916, 499462, 998924, 4744889, 9489778, 18979556]

約数ペア:

[(1, 18979556), (2, 9489778), (4, 4744889), (19, 998924), (38, 499462), (41, 462916), (76, 249731), (82, 231458), (164, 115729), (779, 24364), (1558, 12182), (3116, 6091)]