19647292

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{36931}}^1$

素因数の和:36961

約数の個数: 24

約数和(自身を含む): 41363840

約数和(自身を除く): 21716548

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 36931, 73862, 147724, 258517, 517034, 701689, 1034068, 1403378, 2806756, 4911823, 9823646, 19647292]

約数ペア:

[(1, 19647292), (2, 9823646), (4, 4911823), (7, 2806756), (14, 1403378), (19, 1034068), (28, 701689), (38, 517034), (76, 258517), (133, 147724), (266, 73862), (532, 36931)]