188405228

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 387891840

約数和(自身を除く): 199486612

約数列:

[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 121, 124, 242, 319, 341, 433, 484, 638, 682, 866, 899, 1276, 1364, 1732, 1798, 3509, 3596, 3751, 4763, 7018, 7502, 9526, 9889, 12557, 13423, 14036, 15004, 19052, 19778, 25114, 26846, 39556, 50228, 52393, 53692, 104786, 108779, 138127, 147653, 209572, 217558, 276254, 295306, 389267, 435116, 552508, 590612, 778534, 1519397, 1557068, 1624183, 3038794, 3248366, 4281937, 6077588, 6496732, 8563874, 17127748, 47101307, 94202614, 188405228]

約数ペア:

[(1, 188405228), (2, 94202614), (4, 47101307), (11, 17127748), (22, 8563874), (29, 6496732), (31, 6077588), (44, 4281937), (58, 3248366), (62, 3038794), (116, 1624183), (121, 1557068), (124, 1519397), (242, 778534), (319, 590612), (341, 552508), (433, 435116), (484, 389267), (638, 295306), (682, 276254), (866, 217558), (899, 209572), (1276, 147653), (1364, 138127), (1732, 108779), (1798, 104786), (3509, 53692), (3596, 52393), (3751, 50228), (4763, 39556), (7018, 26846), (7502, 25114), (9526, 19778), (9889, 19052), (12557, 15004), (13423, 14036)]